please help, tysm for your assistance if you do :)

Please Help, Tysm For Your Assistance If You Do :)

Answers

Answer 1

Answer:

27/49

plz mark me as brainliest


Related Questions

Let' be a given function A graphical interpretation of the 2-point backward difference formula for approximating a) is the slope of the line joining the points of shissas - and X with > 0 True False

Answers

False.  A graphical interpretation of the 2-point backward difference formula for approximating is not the slope of the line joining the points.

The 2-point backward difference formula is a method for approximating the derivative of a function at a specific point using two nearby points.

The backward difference formula is given by:

f'(x) ≈ (f(x) - f(x - h)) / h

Where f(x) is the given function, f(x - h) is the function evaluated at a point slightly to the left of x, and h is a small step size.

The formula calculates the approximate derivative by computing the difference between the function values at two points and dividing it by the step size. It does not involve the concept of connecting points with a line or calculating slopes.

Therefore, the statement is false. The graphical interpretation of the 2-point backward difference formula does not represent the slope of the line joining the points.

To know more about 2-point backward difference, refer here:

https://brainly.com/question/31501259

#SPJ4

estimate each product 49.2×10.3

Answers

Your answer is 506.76 for 49.2 times 10.3

The volume of a sphere is 36π cubic inches. What is the radius of the sphere?

Answers

Answer 2.05

Step-by-step explanation: hope this helps

This is a scale drawing of a flag. The scale factor of a drawing to the actual flag is represented by the ratio 1:18. What is the area in square inches of the actual flag.

Answers

Answer:

2:36

Step-by-step explanation:

i don't know for my answer

1. Using the .05 level of significance, run a z- test given the following:
n = 74, p = 5/74 Po = 10%
A. The computed z value 0.91 is greater than the critical value -1.96.
B. Based on the evidence on hand that the computed z statistic - 0.91 lies outside the rejection region, we cannot reject the null hypothesis.
C. The computed z value -0.91 is lesser than the critical value -1.96.
D. Based on the evidence on hand that the computed z statistic 0.91 lies inside the rejection region, we cannot reject the null hypothesis.

Answers

We can see that the computed z value lies inside the non-rejection region. Hence, we cannot reject the null hypothesis based on the evidence on hand.Therefore, the correct option is B. Based on the evidence on hand that the computed z statistic - 0.91 lies outside the rejection region, we cannot reject the null hypothesis.

The given values for the problem are: n = 74, p = 5/74, Po = 10%.

The significance level is given by alpha = 0.05 (given in the problem).

The null hypothesis and alternate hypothesis are as follows:H0: p = 0.10 Ha: p < 0.10.

The formula to calculate the z-statistic is given by:z = [tex](p - Po) / √[(Po(1 - Po))/n].[/tex]

Substituting the given values,z = [tex](5/74 - 0.10) / √[(0.10(0.90))/74] = -0.9138.[/tex]

Using the standard normal distribution table, the critical value for z at alpha = 0.05 for a left-tailed test is -1.645.

The computed z value is -0.9138 and the critical value at alpha = 0.05 is -1.645.

To know  more about value, visit:

https://brainly.com/question/30145972

#SPJ11

If 3 out of 4 people use a certain headache
medicine, how many in a city of 150,400
will use this medicine?
(A) 118, 200
(B) 37,600
(C) 50, 133
(D) 112,800

Answers

Answer:

(D) 112,800

Step-by-step explanation:

75%x150,400= 112,800

112,800 use the headache medicine.

Answer:

option D

Step-by-step explanation:

Out of 4 , 3 use headache medicine . So the fraction is 3/4 .

Total number of people in city = 150,400 .

So ,

⇒ n = 3/4 × Population

⇒ n = 3/4 × 150,400

⇒ n = 112,800

Hence option D is correct.

Is it possible for the rug to have an area of 71.25 square feet? If it is possible, give approximate dimensions of the rectangle and explain your work. If it is not possible, explain why not.

Answers

Answer:

Yes 2*35.625

Step-by-step explanation:

Just divide by two and now you have dimensions for a rug that has an area of 71.25

Yes, Is it possible for the rug to have an area of 71.25 square feet.

What is mean by Rectangle?

A rectangle is a two dimension figure with 4 sides, 4 corners and 4 right angles. The opposite sides of the rectangle are equal and parallel to each other.

We have to given that;

A rug weaver wants to create a large rectangular rug.

Now, From the figure;

Area (S) = (8 + x) (9 - x)

            = - x² + x + 72

            = - (x² - x + 1/4) + 1/4 + 72

           = - (x - 1/2)² + 72.25

Hence,

S (max) = 72.25 square feet

And, 72.25 > 71.25

Thus, Is it possible for the rug to have an area of 71.25 square feet.

Learn more about the rectangle visit:

https://brainly.com/question/2607596

#SPJ2

Complete question is shown in figure.

Help plzz I need the length of "b" and the answers and the steps to find that answer??? Plz help don't have a lot of time to submit this! Plz don’t give me a file it won’t work plz type the answer if you know it ty

Answers

Answer:

Use pythagorean theorem.

Step-by-step explanation:

The length of the shorter sides are 1 & 4

1^2+4^2=c^2

1+16=c^2

17=c^2

So, the length, rounded to the nearest whole inch, would be 4.

To find the perimeter, you need to find the side lengths first.

The short sides are 6 & 7.

6^2+7^2=c^2

36+49=c^2

85=c^2

So the length for that would be 8, in the nearest whole number.

Add all of the side lengths together.

6+7+8= 21

The perimeter is 21.

Solve the following DE using Power series around x₁ = 0. Find the first eight nonzero terms of this DE. y" + xy' + 2y = 0.

Answers

To solve the differential equation y" + xy' + 2y = 0 using power series, we assume a power series representation for the solution and derive a recurrence relation for the coefficients. The first eight nonzero terms can be found by solving the recurrence relation.

To solve the differential equation y" + xy' + 2y = 0 using power series around x₁ = 0, we can assume a power series representation for the solution:

y(x) = ∑(n=0 to ∞) aₙxⁿ

Let's substitute this power series representation into the given differential equation and find the recurrence relation for the coefficients aₙ.

Differentiating y(x) with respect to x:

y'(x) = ∑(n=0 to ∞) aₙn xⁿ⁻¹

y''(x) = ∑(n=0 to ∞) aₙn(n-1) xⁿ⁻²

Substituting these expressions into the differential equation:

∑(n=0 to ∞) aₙn(n-1) xⁿ⁻² + x ∑(n=0 to ∞) aₙn xⁿ⁻¹ + 2∑(n=0 to ∞) aₙxⁿ = 0

Now, we can rearrange and collect like terms based on the powers of x:

∑(n=0 to ∞) [aₙn(n-1) xⁿ⁻² + aₙn xⁿ⁺¹ + 2aₙxⁿ] = 0

Since this equation must hold for all values of x, each coefficient of xⁿ must be zero. Therefore, we get the following recurrence relation for the coefficients:

aₙ(n-1)(n-2) + aₙ₋₁(n-1) + 2aₙ = 0

Simplifying the recurrence relation:

aₙ(n² - 3n + 2) + aₙ₋₁(n-1) = 0

Now, we can start finding the first few nonzero terms of the power series solution by using the recurrence relation.

First term (n=0):

a₀(0² - 3(0) + 2) + a₋₁(-1) = 0

a₀ + a₋₁ = 0

Second term (n=1):

a₁(1² - 3(1) + 2) + a₀(1-1) = 0

a₁ - a₀ = 0

From the first and second terms, we find a₀ = a₁ and a₋₁ = -a₀.

Third term (n=2):

a₂(2² - 3(2) + 2) + a₁(2-1) = 0

a₂ - 3a₁ = 0

a₂ - 3a₀ = 0

Fourth term (n=3):

a₃(3² - 3(3) + 2) + a₂(3-1) = 0

a₃ - 6a₂ = 0

a₃ - 6a₀ = 0

Continuing this process, we can find the values of a₄, a₅, a₆, and so on, using the recurrence relation.

By solving the recurrence relation for each term, we can determine the first eight nonzero terms of the power series solution to the differential equation y" + xy' + 2y = 0.

To learn more about differential equation visit : https://brainly.com/question/28099315

#SPJ11

Find the intersections of these pairs of linear equations. Al) 4x-3y=6 -2x+(3/2)y-3 A2) x-4y=-5 3x-2y.15 A3) 4x+y=9 2x-3y22 A4) -6x+9y = 9 2x-3y=6 Note on answers: If the answer is a point, write It as an ordered pair, (a,b). No spaces. Include the parentheses. If there is no solution, enter none, If they are the same line and there is an Infinite number of solutions, enter

Answers

A1) To find the intersection of the two equations, we can solve for one variable in terms of the other and substitute that equation into the other equation.

Starting with the first equation:

4x - 3y = 6

Solving for y:

-3y = -4x + 6

y = (4/3)x - 2

Now let's look at the second equation:

-2x + (3/2)y - 3 = 0

Solving for y:

(3/2)y = 2x + 3

y = (4/3)x + 2

Now we have two expressions for y:

y = (4/3)x - 2  and y = (4/3)x + 2

These lines have different y-intercepts and the same slope, so they are not parallel and must intersect at some point.

Setting the two expressions equal to each other:

(4/3)x - 2 = (4/3)x + 2

Subtracting (4/3)x from both sides:

-2 = 2

This is a contradiction, so there is no solution.

Answer: none

A2)

To find the intersection of the two equations, we can again solve for one variable in terms of the other and substitute that equation into the other equation.

Starting with the first equation:

x - 4y = -5

Solving for y:

-4y = -x - 5

y = (1/4)x + (5/4)

Now let's look at the second equation:

3x - 2y = 15

Solving for y:

-2y = -3x + 15

y = (3/2)x - 7.5

Now we have two expressions for y:

y = (1/4)x + (5/4)  and y = (3/2)x - 7.5

Setting the two expressions equal to each other:

(1/4)x + (5/4) = (3/2)x - 7.5

Subtracting (1/4)x and adding 7.5 to both sides:

(11/4) = (5/2)x

Multiplying both sides by 2/5:

x = 22/20 = 11/10

Now we can substitute this value of x into either equation to find y:

y = (1/4)(11/10) + (5/4) = (11/40) + (50/40) = 61/40

Answer: (11/10, 61/40)

A3)

Starting with the first equation:

4x + y = 9

Solving for y:

y = -4x + 9

Now let's look at the second equation:

2x - 3y = 22

Solving for y:

-3y = -2x + 22

y = (2/3)x - (22/3)

Now we have two expressions for y:

y = -4x + 9  and y = (2/3)x - (22/3)

Setting the two expressions equal to each other:

-4x + 9 = (2/3)x - (22/3)

Adding 4x and (22/3) to both sides:

33/3 = (14/3)x

Multiplying both sides by 3/14:

x = 9/14

Now we can substitute this value of x into either equation to find y:

y = -4(9/14) + 9 = -18/7

Answer: (9/14, -18/7)

A4)

Starting with the first equation:

-6x + 9y = 9

Solving for y:

9y = 6x + 9

y = (2/3)x + 1

Now let's look at the second equation:

2x - 3y = 6

Solving for y:

-3y = -2x + 6

y = (2/3)x - 2

Now we have two expressions for y:

y = (2/3)x + 1  and y = (2/3)x - 2

Setting the two expressions equal to each other:

(2/3)x + 1 = (2/3)x - 2

Adding -2/3x and -1 to both sides:

0 = -3A1)

To find the intersection of the two equations, we can solve for one variable in terms of the other and substitute that equation into the other equation.

Starting with the first equation:

4x - 3y = 6

Solving for y:

-3y = -4x + 6

y = (4/3)x - 2

Now let's look at the second equation:

-2x + (3/2)y - 3 = 0

Solving for y:

(3/2)y = 2x + 3

y = (4/3)x + 2

Now we have two expressions for y:

y = (4/3)x - 2  and y = (4/3)x + 2

These lines have different y-intercepts and the same slope, so they are not parallel and must intersect at some point.

Setting the two expressions equal to each other:

(4/3)x - 2 = (4/3)x + 2

Subtracting (4/3)x from both sides:

-2 = 2

This is a contradiction, so there is no solution.

Answer: none

A2)

To find the intersection of the two equations, we can again solve for one variable in terms of the other and substitute that equation into the other equation.

Starting with the first equation:

x - 4y = -5

Solving for y:

-4y = -x - 5

y = (1/4)x + (5/4)

Now let's look at the second equation:

3x - 2y = 15

Solving for y:

-2y = -3x + 15

y = (3/2)x - 7.5

Now we have two expressions for y:

y = (1/4)x + (5/4)  and y = (3/2)x - 7.5

Setting the two expressions equal to each other:

(1/4)x + (5/4) = (3/2)x - 7.5

Subtracting (1/4)x and adding 7.5 to both sides:

(11/4) = (5/2)x

Multiplying both sides by 2/5:

x = 22/20 = 11/10

Now we can substitute this value of x into either equation to find y:

y = (1/4)(11/10) + (5/4) = (11/40) + (50/40) = 61/40

Answer: (11/10, 61/40)

A3)

Starting with the first equation:

4x + y = 9

Solving for y:

y = -4x + 9

Now let's look at the second equation:

2x - 3y = 22

Solving for y:

-3y = -2x + 22

y = (2/3)x - (22/3)

Now we have two expressions for y:

y = -4x + 9  and y = (2/3)x - (22/3)

Setting the two expressions equal to each other:

-4x + 9 = (2/3)x - (22/3)

Adding 4x and (22/3) to both sides:

33/3 = (14/3)x

Multiplying both sides by 3/14:

x = 9/14

Now we can substitute this value of x into either equation to find y:

y = -4(9/14) + 9 = -18/7

Answer: (9/14, -18/7)

A4)

Starting with the first equation:

-6x + 9y = 9

Solving for y:

9y = 6x + 9

y = (2/3)x + 1

Now let's look at the second equation:

2x - 3y = 6

Solving for y:

-3y = -2x + 6

y = (2/3)x - 2

Now we have two expressions for y:

y = (2/3)x + 1  and y = (2/3)x - 2

Setting the two expressions equal to each other:

(2/3)x + 1 = (2/3)x - 2

Adding -2/3x and -1 to both sides: 0 = -3

Learn more about equation from

https://brainly.com/question/17145398

#SPJ11

An assignment model with 3 tasks and 4 resources will have how many constraints, assuming no special constraints and not including non-negativity? 12
7
8
4
13
Which of the following is not part of assignment models?
Binary Constraints
Resources
Tasks
Warehouses
All of the above are a part of assignment models.
Which of the following statements will lead to an infeasible solution?
Each task only requires one resource. Each resource can only complete one task. There are 4 tasks and 4 resources.
Each task only requires one resource. Each resource can only complete one task. There are 4 tasks and 6 resources.
The supply for Node A is 550 and the supply for Node B is 600. The demand for Node C is 700. The demand for Node D is 400.
The supply for Node A is 375 and the supply for Node B is 525. The demand for Node C is 450 and the demand for Node D is 500.
More than one option above will lead to an infeasible solution.

Answers

The correct answers are:

An assignment model with 3 tasks and 4 resources will have 12 constraints, assuming no special constraints and not including non-negativity.

Warehouses are not part of assignment models.

The statement "Each task only requires one resource. Each resource can only complete one task. There are 4 tasks and 6 resources" will lead to an infeasible solution.

Therefore, the correct options are:

12

Warehouses

The statement "Each task only requires one resource. Each resource can only complete one task. There are 4 tasks and 6 resources."

Learn more about binary constraints here:

https://brainly.com/question/31476642

#SPJ11

Select all the representations that are appropriate for comparing bite strength to weight for different carnivores. 1. Scatter plot 2. Box plot 3. Histogram 4. Table 5. Dot plot

Answers

Scatter plot

Box plot

Dot plot

To compare bite strength to weight for different carnivores, scatter plot, box plot, and dot plot are appropriate representations.

Scatter plot: A scatter plot can show the relationship between bite strength and weight by plotting each carnivore as a data point. The x-axis can represent weight, the y-axis can represent bite strength, and each point on the plot represents a different carnivore. This allows for visualizing the overall trend or pattern between the two variables.

Box plot: A box plot can display the distribution of bite strength and weight for different carnivores. It provides information about the median, quartiles, and any outliers in the data. By comparing the box plots for different carnivores, we can assess the variations in bite strength relative to weight.

Histogram: A histogram is not appropriate in this case because it represents the distribution of a single variable, such as bite strength or weight, and does not directly compare the two variables.

Table: A table can present the bite strength and weight data for different carnivores, but it does not provide a visual comparison or representation of the relationship between the two variables.

Dot plot: A dot plot can show the individual data points of bite strength and weight for each carnivore. Each dot represents a carnivore, and by comparing the position and density of dots, we can observe the relationship between bite strength and weight.

To learn more about carnivores.

brainly.com/question/28038819

#SPJ11

To observe a session of the state senate, 18 students are visiting the state capitol. They will tour the capital in groups with x chaperones.
Complete the table. How many students will be in each group if x = 9?

Answers

Answer:9

Step-by-step explanation:

PLEASE HELP ME! NO LINKSSSSSS!!!

In four days, your family drives 5/7 of a trip. Your rate of travel is the same throughout the trip. The total trip is 1250 miles. In how many more days will you reach your destination?

Answers

In 4 days your family drive 5/7 of a trip. Your rate of travel is the same throughout the trip. The total trip is 1250 miles. How many more days until you reach your destination?

Find the amount traveled in one day by dividing

(5/7)/4 = 5/28 of the trip

How many days would it take to add up to 1

1/(5/28) = 5.6 days total

since we already traveled for 4 days, we have 1.6 more days to go

Z is a standard normal random variable. The P(1.41 < z < 2.85) equals
A) 0.4772
B) 0.3413
C) 0.8285
D) None of the other answers is correct

Answers

The correct answer is 0.4772.

Step-by-step explanation: We know that Z is a standard normal random variable.

The standard normal distribution has a mean of 0 and a standard deviation of 1. It is also symmetric around the mean with 50% of the area to the left and 50% to the right of the mean.

The area under the standard normal curve is always equal to 1.

Now, we need to calculate the probability of the interval (1.41 < z < 2.85).

We know that the total area under the standard normal curve is 1. Therefore, we can calculate the required probability by finding the area between the two given values on the standard normal curve.

Using a standard normal distribution table, we can find the area corresponding to each value as shown below: Z (from the table)1.41 0.41922.85 0.4978

The area between these two values can be calculated as follows: P(1.41 < z < 2.85) = P(z < 2.85) - P(z < 1.41) = 0.49784 - 0.4192 = 0.07864

So, P(1.41 < z < 2.85) equals 0.07864 or approximately 0.4772.

To know more about the standard normal distribution table visit:

https://brainly.com/question/12632407

#SPJ11

help pleaseee i don’t understand thisss

Answers

Answer:

The answer is;

box A:3/2

box B:2/3

What is equivalent ratio of 5:8:4 and explain how u got it

Answers

this is example

So, first we need to write the given ratio as fraction,

= 8/18

= (8 × 2)/(18 × 2)

= 16/36

= 16 : 36 (one equivalent ratio),

So, 16 : 36 is an equivalent ratio of 8 : 18.

Now we will find another equivalent ratio of 8 : 18 by using division.

Similarly, first we need to write the given ratio as fraction,

= 8/18

= (8 ÷ 2)/(18 ÷ 2)

= 4/9

= 4 : 9 (another equivalent ratio)

So, 4 : 9 is an equivalent ratio of 8 : 18.

Therefore, the two equivalent ratios of 8 : 18 are 16 : 36 and 4 : 9.

2. Frame two equivalent ratios of 4 : 5.

Solution:

To find two equivalent ratios of 4 : 5 we need to apply multiplication method only to get the answer in integer form.

First we need to write the given ratio as fraction,

= 4/5

= (4 × 2)/(5 × 2)

= 8/10

= 8 : 10 is one equivalent ratio,

Similarly again, we need to write the given ratio 4 : 5 as fraction to get another equivalent ratio;

= 4/5

= (4 × 3)/(5 × 3)

= 12/15 is another equivalent ratio

Therefore, the two equivalent ratios of 4 : 5 are 8 : 10 and 12 : 15.

Note: In this question we can’t apply division method to get the answer in integer form because the G.C.F. of 4 and 5 is 1. That means, 4 and 5 cannot be divisible by any other number except 1.

The two equivalent ratios of 5:8:4 are 8: 10 and 12: 15.

What is a fraction?

The fraction is defined as the division of the whole part into an equal number of parts. In mathematics, ratios are used to determine the relationship between two numbers it indicates how many times is one number to another number.

First, we need to write the given ratio as a fraction,

F= 8/18

F= (8 × 2)/(18 × 2)

F= 16/36

F= 16 : 36 (one equivalent ratio),

16: 36 is an equivalent ratio of 8: 18.

Find another equivalent ratio of 8: 18 by using division. Similarly, first, we need to write the given ratio as a fraction,

F= 8/18

F= (8 ÷ 2)/(18 ÷ 2)

F= 4/9

F= 4 : 9 (another equivalent ratio)

4: 9 is an equivalent ratio of 8: 18.

Therefore, the two equivalent ratios of 5:8:4 are 16: 36 and 4: 9.

To know more about equivalent ratio follow

https://brainly.com/question/2328454

#SPJ5

A local charity receives 1/3 of funds raised during a craft fair and a bake sale. The total amount given to the charity was $137.45. How much did the bake sale raise?

(NEED ANSWER ASAP!!)

Answers

Answer:

$412.35

Step-by-step explanation:

Answer: $412.35

Step-by-step explanation:

$137.45 x 3 = $412.35 for the total that the bake sale raised.

Help please I’m a little confused

Answers

Answer:

answer is a . x²-8x+16=32

x²-8x=32-16

Jamie was surveying students about their use of the new science lab in a school. Which question in the survey is a statistical question?

Answers

Complete Question is:

Jamie was surveying students about their use of the new computer lab in a school. Which question in the survey is a STATISTICAL QUESTION?

A.) How qualified is the trainer at the computer lab?

B.) Where is the computer lab located in the school?

C.) What is the number of learning stations at the computer lab?

D.) How many class projects did you complete using the computer lab?

Answer:

D.) How many class projects did you complete using the computer lab?

The answer is D because the question is directly related to the use of their new computer lab and the number of projects the students have completed in the computer lab. This is directly related to the survey since it is carried out for the students using computer lab.

Find the area of the triangle with vertices: Q(2,-1,1), R(3,-2,-2), S(5,1,-1).

Answers

The area of the triangle with vertices: Q(2,-1,1), R(3,-2,-2), S(5,1,-1) is 6.5 square units.

To find the area of the triangle with vertices: Q(2,-1,1), R(3,-2,-2), S(5,1,-1), we can use the formula Area of triangle = 1/2 * |(x2-x1) (y3-y1)-(x3-x1)(y2-y1)|

where, x1, y1, x2, y2, x3 and y3 are the coordinates of the given triangle Q(2,-1,1)

corresponds to x1=2, y1=-1R(3,-2,-2)

corresponds to x2=3, y2=-2S(5,1,-1)

corresponds to x3=5, y3=1

We can substitute these values in the above formula to get Area of triangle = 1/2 * |(x2-x1) (y3-y1)-(x3-x1)(y2-y1)|= 1/2 * |(3-2)(1-(-1)) - (5-2)(-2-(-1))|    = 1/2 * |-4 - 9|    = 1/2 * 13    = 6.5

Know more about area of the triangle here:

https://brainly.com/question/29156501

#SPJ11

What is the measure of the unknown segment? ​

Answers

Answer:6

Step-by-step explanation:

Simplify the following expression. COSX + Sinx - tanx

Answers

The expression COSX + Sinx - tanx can be simplified by combining trigonometric identities.

We can use the trigonometric identities to simplify each term in the expression:

COSX + Sinx:

We know that sin(x) = cos(π/2 - x). Therefore, we can rewrite Sinx as Cos(π/2 - x):

COSX + Cos(π/2 - x)

tanx:

We know that tanx = sinx / cosx. Therefore, we can rewrite tanx as sinx/cosx:

sinx / cosx

Now, let's combine the terms:

COSX + Cos(π/2 - x) - sinx / cosx

Using the sum-to-product formula for cosine (Cos(A + B) = CosA * CosB - SinA * SinB), we can rewrite the expression as:

CosX * Cos(π/2) - SinX * Sin(π/2) - sinx / cosx

Since Cos(π/2) = 0 and Sin(π/2) = 1, the expression simplifies to:

0 - 1 - sinx / cosx = -1 - sinx / cosx

Therefore, the simplified expression is -1 - sinx / cosx.

Learn more about trigonometric identities here:

https://brainly.com/question/24377281

#SPJ11

Identify two ratios that are equivalent to 3:5

Answers

The correct answer is 15:25

Which of the following equations represents a line that is perpendicular toy = -2x+4 and passes through the point, (4, 2)?
A. y=-3x +2
B. y - x
O C. y - 3x+4
O D. y = -2x

Answers

The point-slope form is y - y₁ = m(x - x₁), where (x₁, y₁) represents the given point and m is the slope. The equation of the line that is perpendicular to y = -2x + 4 and passes through the point (4, 2) is given by option D: y = -2x.

To determine which equation represents a line perpendicular to y = -2x + 4 and passes through the point (4, 2), we need to consider the slope of the given line. The equation y = -2x + 4 is in slope-intercept form (y = mx + b), where the coefficient of x (-2 in this case) represents the slope of the line.

Since we are looking for a line that is perpendicular to this given line, we need to find the negative reciprocal of the slope. The negative reciprocal of -2 is 1/2. Therefore, the slope of the perpendicular line is 1/2.

Now, we can use the point-slope form of a line to find the equation. The point-slope form is y - y₁ = m(x - x₁), where (x₁, y₁) represents the given point and m is the slope.

Substituting the values (4, 2) for (x₁, y₁) and 1/2 for m, we get:

y - 2 = (1/2)(x - 4).

Simplifying this equation, we find:

y - 2 = (1/2)x - 2.

Rearranging the terms, we obtain:

y = (1/2)x.

Therefore, option D, y = -2x, represents the equation of the line that is perpendicular to y = -2x + 4 and passes through the point (4, 2).

Learn more about point-slope form  here:

https://brainly.com/question/29503162

#SPJ11

Graph the line with slope 3 and intercept 1 X​

Answers

Plot a point at (0,-1)
Then from that point, go down 3 points, and to the right one point. Repeat that until you hit the bottom of the graph or run out of room. From the first point (0,-1), go up 3 and to the left 1 until you run out of room on the graph. Should be a straight line

The well-known psychologist Dr. Elbod has established what he calls his Generalized Anxiety Scale (GAS). The GAS, which is a scale from 0 to 10, measures the "general anxiety" of an individual, with higher GAS scores corresponding to more anxiety. (Dr. Elbod's assessment of anxiety is based on a variety of measurements, both physiological and psychological.) The bivariate data below give the GAS score (denoted by x) and the number of hours of sleep last night (denoted by y) for each of the fifteen adults in a study. The least-squares regression line for these data has equation y = 8.42 -0.27%. This line, along with a scatter plot of the sample data, is shown below. GAS score, X Sleep time, y (in hours) 5.0 5.8 3.2 7.1 6.6 6.3 10+ 1.0 7.4 8.1 6.6 9+ X X 2.0 X 8.1 6.6 9.0 X Sleep time (in hours) 7 X x 6.0 8.1 X X X X 1.5 8.6 6 4.1 6,8 5 3.4 7.6 5.6 U 10 8.0 8.8 5.4 GAS score 6.6 7.1 3.7 8.7 Based on the study's data and the regression line, complete the following. Х s ? (a) For these data, GAS scores that are less than the mean of the GAS scores tend to be paired with sleep times that are (Choose one) the mean of the sleep times. (b) According to the regression equation, for an increase of one in GAS score, there is a corresponding decrease of how many hours in sleep time?

Answers

The regression line is y = 8.42 - 0.27x and there is a corresponding decrease of 0.27 hours in sleep time.

Given below is the calculation of the mean, variance, and standard deviation of GAS scores.

X f fx x^2 3.2 1 3.2 10.24 3.4 1 3.4 11.56 3.7 1 3.7 13.69 4.1 1 4.1 16.81 5 1 5 25 5.4 1 5.4 29.16 5.6 1 5.6 31.36 5.8 1 5.8 33.64 6 1 6 36 6.3 1 6.3 39.69 6.6 2 13.2 43.56 7.1 1 7.1 50.41 7.4 1 7.4 54.76 8 1 8 64 8.1 2 16.2 65.61 8.6 1 8.6 73.96 8.7 1 8.7 75.69

Total 15 131.8

Mean = sum of x*f/sum of f = 131.8/15 = 8.78

To find the variance of the given data set, use the formula:

Variance (s²) = (Σx² / n) - (mean)²

Variance = (520.75 / 15) - 76.96 = 8.977

The standard deviation is the square root of the variance, so:

Sd = sqrt(8.977) = 2.996

For these data, GAS scores that are less than the mean of the GAS scores tend to be paired with sleep times that are more than the mean of the sleep times.

According to the regression equation, for an increase of one in GAS score, there is a corresponding decrease of 0.27 hours in sleep time.

To learn more about regression

https://brainly.com/question/28178214

#SPJ11

Please help me with this questions please please ASAP ASAP please ASAP help please please ASAP please I'm begging you please please ASAP

Answers

Answer:

32

Step-by-step explanation:

The shapes are the same except for the direction so i think it would be 32

Answer:

32°

Step-by-step explanation:

quadrilateral ABCD is similar to quadrilateral WXYZ

Corresponding angles of similar polygons are congruent. We are told the two quadrilaterals are similar, so the pairs of corresponding angles are congruent.

You know angles are corresponding according to the statement of similarity is written.

quadrilateral ABCD is similar to quadrilateral WXYZ

The vertices are listed in the same order in both polygons showing which angles are corresponding.

<A corresponds to <W

m<W = m<A = 32°

Answer: 32°

uppose V1 and V2 are both uniformly distributed between 0.2 and 0.8, and their probability distribution is modelled by using a Gaussian copula with a correlation coefficient of rho=0.5. Write down the joint probability Prob(V1<0.5, V2<0.3) in terms of the cumulative bivariate normal distribution function: M(U1

Answers

The joint probability, Prob(V1 < 0.5, V2 < 0.3), of two uniformly distributed variables V1 and V2, modelled using a Gaussian copula with a correlation coefficient of ρ = 0.5.

Given that V1 and V2 are uniformly distributed between 0.2 and 0.8, we need to transform these variables to standard normal variables before calculating the joint probability. The Gaussian copula is commonly used for this purpose.

The transformation from the uniform distribution to the standard normal distribution can be achieved using the inverse of the cumulative distribution function (CDF) of the standard normal distribution. Let Φ denote the CDF of the standard normal distribution. The transformed variables, denoted as U1 and U2, can be calculated as follows:

U1 = Φ^(-1)(V1)

U2 = Φ^(-1)(V2)

Since the correlation coefficient between U1 and U2 is ρ = 0.5, we can calculate the joint probability using the bivariate normal distribution function with mean 0, standard deviation 1, and correlation coefficient 0.5. Let Φ2 denote the cumulative bivariate normal distribution function.

[tex]Prob(V1 < 0.5, V2 < 0.3) = Prob(U1 < Φ^(-1)(0.5), U2 < Φ^(-1)(0.3))[/tex]

[tex]= Φ2(Φ^(-1)(0.5), Φ^(-1)(0.3); ρ = 0.5)[/tex]

By evaluating the bivariate normal distribution function at the given values, we can obtain the joint probability.

Learn more about joint probability here:

https://brainly.com/question/32099581

#SPJ11

To write down the joint probability Prob(V1 < 0.5, V2 < 0.3) in terms of the cumulative bivariate normal distribution function, we need to utilize the properties of the Gaussian copula and the correlation coefficient.

Jason wants to create a box with the same volume as the one shown below. He wants the length to be 4
inches. What would be the measurements of the width and height?
Length: 4 inches
Width: inches
Height: inches
Explain how you determined the width and height.
- cubic inch

Answers

Given : jason wants to create a box with the same volume as the one shown

To find : measurements of width and height .

Solution :

Volume of given box

=> 6 * 2 * 3

=36

length to be 4 inches .

lwh = 36

=> 4 wh = 36

=> wh = 9

9 = 1 * 9

9 = 3 * 3

Width and Height can be 3 inches each or 1 and 9 inches

Other Questions
the ______________ band was one of the first 40s big band to incorporate bebop harmonic progressions and soloists. reasons for seasons Government of India is planning to launch a light weight mobile app to help farmers assist in their day to day activities. The app provides all necessary information that is local to the farmer's place of living and it would include the entire support system from procurement to selling. technical support and other information that is needed by the farmer. Identify the functional requirement of such a mobile app what is the maximum number of interior reflex angles that a hexagon can have? What is so unusual about plutos orbitIt has the lowest eccentricity of any planets orbitIt has an unexpectedly short orbital periodIts orbit is titled by 17 degrees relative to the other eight planetsIt's orbital period is exactly twice that of Neptune's I need help with this question please Explain why the sequence of drilling, boring, and reaming produces a hole that is more accurate than drilling and reaming itonly. Q4 Why would machining operations be necessary even on net-shape or near-net- shape parts made by precision casting, forming. or powder metallurgy products. as described in preceding chapters? Explain. Q5 Explain the similarities and differences in the design guidelines for turning and for boring. Q6 Assume that you are asked to perform a boring operation on a large-diameter hollow workpiece. Would you use a horizontal or a vertical boring mill? Explain. Q6 in modern manufacturing, which types of metal chips would be undesirable and why? 23.41 Calculate the same quantities as in Example 23.1 for high-strength titanium alloy and at N 700 rpm. 23.42 Estimate the machining time required to rough turn a 0.50-m-long annealed copper-alloy round bar, from a 60-mm diameter to a 58-mm diameter, using a high speed steel tool. (See Table 23.4.) Estimate the time required for an uncoated carbide tool. 2344 A 7.5 mm-diameter drill is used on a drill press operating at 300 rpm. If the feed is 0.125 mm/rev, what is the MRR? What is the MRR if the drill diameter is doubled 23.45 In Example 23.4, assume that the workpiece material is high-strength aluminum alloy and the spindle is running at N 500 rpm. Estimate the torque required for this operation. Ch how were ""cutting"" contests and ""breakaways"" in the lindy hop representative of african dance forms? Which is larger, 6 miles or 30,000 feet? 1. 30,000 feet2. 6 miles3. They are equal. Which group conducted the first protest against the Vietnam war The fundamental problem with universal health care is how to pay for it. Most would argue that a universal healthcare system is a great idea in theory, but in actuality, no one has figured out a reasonable proposal for where the money should come from. Economists claim that more than 2 trillion dollars are spent on health care each year. Thats over $6,000 per person. Part of the argument for universal health care is that businesses and individuals are having trouble affording health care because the current costs are already extremely high. With a universal system, everyone would be able to go to the doctor. Therefore, it would be reasonable to assume that universal health care would cause the already ponderous cost of health care in the United States to increase even more. One proposal would take money from other areas and move it to pay for health care. This means that departments such as education or public defense would receive less money, which would have a negative impact on the country. The most likely proposal is that taxpayers would have to pay into a large pool from which everyone would draw for their health needs. This would create several problems. First, it would raise taxes for everyone. It would also mean, fundamentally, that many people who choose a healthy lifestyle would be required to pay the same amount as people who choose to live an unhealthy lifestyle, which hardly seems equitable. What counterargument is addressed? pls help1). Stress can be positiveTrue False2.) Some physical symptoms of stress areRelaxationTremblingSweatingB & C3.) It is recommended to NOT exercise if you are stressed TrueFalse4.) Positive thoughts can help you reduce distressTrueFalse5.) In some cases, avoidance can work: sometimes, if you know a situation will be stressful, you can avoid it.TrueFalse HELP!!!!PLSSSSSSSSSSSSSS The table below lists the observed frequencies for all four categories for an experiment. Category Observed Frequency 1 23 2 12 3 34 4 11 The null hypothesis for the goodness-of-fit test is that 40% of all elements of the population belong to the first category, 30% belong to the second category, 20% belong to the third category, and 10% belong to the fourth category. What is the expected frequency for the fourth category? The expected frequencies for the four categories are: Category 1: i Category 2: i Category 3: i Category 4: i What are the degrees of freedom for this test? i The significance level is 10%. What is the critical value of chi-square? O 7.779 O 9.488 O 7.815 O 6.251 What is the value of the test statistic, rounded to three decimal places? i PLEASE HELP!!!NO LINKS PLEASE... logical algorithm essay about the short story eveline to know if two figures are _______ you have to analyze they have to have the same shape but not the same size Which of the following most accurately describes the use of a letter of credit?Question 8 options:Not suitable for transactions involving high credit risk.Payment is made to the exporter after the shipment is received.Transaction costs are lower than other methods of payment.The exporter assumes most of the risk. show that the rydberg equation and the bohr equation are virtually the same. [Vent warning]Im probably wasting points by doing this but i need to vent so uhi dont feel goodwe have to finish all study island sections and if we don't we get 2-4 0s put in if if i get 2-4 0s put in im most likely going to fail math which means i will fail the gradei stayed on the computer for 4 hrs straight having to listen to my parents fight and my brother crying and through all that i got 1 blue ribbon (blue ribbons mean 80 or higher which is what u have to have on all study islands to complete it)and on top of all this i have an exam tomorrow and the next day and a math exam on Wednesday.math is the subject i struggle with the mostrecently i have had harmful thoughts so doing the entire study island subject im most weakest at isnt helping me i could talk more abt this but nahso anyways thats it bye