which expression is equivalent to 18 * 12 A) 12 * 18) B) 10*8*12) C) (10+8) * (10+12). Please hurry ​

The point on the line that passes through point H and is perpendicular to line FG is (–6, 10).

First, we need to find the slope of line FG. The slope of a line can be calculated by dividing the change in the y-coordinate by the change in the x-coordinate. In this case, the change in the y-coordinate is 10 and the change in the x-coordinate is 3, so the slope of line FG is 10/3.

Since the lines are perpendicular, their slopes are negative reciprocals of each other. The negative reciprocal of 10/3 is -3/10.

Now, we need to find the equation of the line that passes through point H and has a slope of -3/10. The general equation of a line is y = mx + b, where m is the slope and b is the y-intercept. In this case, we know that m = -3/10 and the y-coordinate of point H is 10. Plugging these values into the equation, we get y = -3/10*x + 10.

To find the x-coordinate of the point we are looking for, we can substitute in the y-coordinate of point H. 10 = -3/10*x + 10, so x = –6.

Therefore, the point on the line that passes through point H and is perpendicular to line FG is (–6, 10).

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Answer:

picture ?

Step-by-step explanation:

Similar to the univariate t-test, the bivariate t-test has all of the mentioned characteristics, so, E. All of the above.

The univariate and bivariate t-tests are different in the fact that while one measures only one variable, the other measures two variables.

The similarities between these tests include the fact that they both require ratio or interval data, they are both drawn from populations with normal distributions and they are useful for analyzing large sample sizes. Also, the two tests ate useful when the population's standard deviation is known.

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The equation for the described function can be written as:

y = cos(x - π) - 9/2

Let's break down the components of the equation:

The cosine function, cos(x), produces a periodic wave with an amplitude of 1.

The period of the cosine curve is determined by the coefficient in front of the angle, which is 1 in this case. A period of 1 corresponds to one complete cycle of the cosine curve.

The left phase shift of π shifts the entire curve to the right by π units.

The vertical translation down by 9/2 units shifts the entire curve downwards by 9/2 units.

Therefore, the equation y = -cos(x - π) - 9/2 represents a cosine curve with the given characteristics.

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Answer:

2 2/5=5/5+5/5+2/5=12/5

3 3/4= [(3•4)+3]/4=15/4

(12/5) / (15/4)= 12/5 • 4/15=12•4/5•15=

48/75 kilometers in 1 minute

Step-by-step explanation:

How that this helps! :)

Have a great rest of your day/night!

Answer:

He bought 73 bags of pellets this year.

Step-by-step explanation:

Since this year the amount increased by 40%, we can say that it is 100% + 40% = 140% = 1.4 of lasts years amount.

Last years amount was of 52 bags.

So, this year:

52*1.4 = 73

He bought 73 bags of pellets this year.

Answer:

2 - x^2

Step-by-step explanation:

There is a high level of confidence that the true proportion lies within the interval of 22% to 27%

The proper interpretation of a 95% confidence interval of a proportion of U.S. adults who own a sports car with an upper limit of 27% and a lower limit of 22% is:

I am 95% confident that the true proportion of U.S. adults who own a sports car is between 22% and 27%.

This interpretation accurately conveys the meaning of a confidence interval. It means that if we were to take multiple random samples and calculate 95% confidence intervals using the same methodology, approximately 95% of those intervals would contain the true proportion of U.S. adults who own a sports car. Therefore, there is a high level of confidence that the true proportion lies within the interval of 22% to 27%.

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The analysis investigates the correlation between lemon imports and crash fatality rates using a significance level of 0.05. The results indicate a strong negative correlation, supporting the claim of a linear relationship between the variables.

Hypotheses:

The null hypothesis (H0) states that there is no linear correlation between lemon imports and crash fatality rates. The alternative hypothesis (Ha) suggests that there is a linear correlation between the two variables.

Scatterplot:

A scatterplot is created to visually examine the relationship between lemon imports and crash fatality rates. Each data point represents a different year, with lemon imports (in metric tons) on one axis and crash fatality rates (per 100,000 population) on the other. The scatterplot allows us to observe any potential patterns or trends in the data.

Correlation coefficient:

The correlation coefficient (r) is calculated to quantify the strength and direction of the linear relationship between lemon imports and crash fatality rates. In this case, the correlation coefficient is determined to be -0.979, indicating a strong negative correlation. This means that as lemon imports increase, the crash fatality rates tend to decrease.

Hypothesis test:

To test the significance of the correlation, a hypothesis test is conducted. The test aims to determine if the observed correlation is statistically significant or likely due to chance. The significance level chosen is 0.05, which represents a 5% chance of rejecting the null hypothesis when it is true.

Test statistic and critical value:

The calculated t-value, based on the correlation coefficient and sample size, is -12.4. Since the sample size is small (n = 4), a t-distribution is used instead of a standard normal distribution. The critical t-value at a significance level of 0.05 and 2 degrees of freedom is 4.303.

Conclusion:

By comparing the obtained test statistic (t-value) with the critical value, it is determined that the obtained t-value (-12.4) is significantly smaller than the critical t-value (4.303). This leads to rejecting the null hypothesis. Therefore, there is sufficient evidence to support the claim that there is a linear correlation between lemon imports and crash fatality rates.

In summary, the detailed analysis concludes that there is a strong negative correlation between lemon imports and crash fatality rates, with sufficient evidence to support this claim.

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Answer:

-7j+3

Step-by-step explanation:

-5j+-2j+3

Combine -5j and -2j using like terms which gets you -7j.

-7j+3

So your answer is -7j+3.

Answer:

Hope it helps...

Step-by-step explanation:

Answer:

a

Step-by-step explanation:

a because they both have a right angle which is 90 degrees

and beacuse 90 - 42 = 48 degrees which means both triangles have a 48 degrees

Answer:

ree kid it is 3409,3567

Step-by-step explanation:

The correct boxes to check are x = 1 and x = 2.

To identify the vertical asymptotes of the function f(x) = (x - 8) / ([tex]x^{2}[/tex]- 3x + 2), we need to determine the values of x for which the denominator of the function becomes zero. These values will give us vertical asymptotes.

Breaking the denominator into the factors :

[tex]x^{2}[/tex] - 3x + 2 = (x - 1)(x - 2)

Setting the denominator equal to zero:

x - 1 = 0 --> x = 1

x - 2 = 0 --> x = 2

So, the vertical asymptotes of the function are:

x = 1 and x = 2.

Now, let's check for diffrent values of x:

x = -8 (This is not a vertical asymptote as it is not related to the function's denominator.)

x = -2 (This is not a vertical asymptote as it is not associated with the function's denominator.)

x = -1 (This is not a vertical asymptote as it is not related to the function's denominator.)

x = 1 (This is a vertical asymptote.)

x = 2 (This is a vertical asymptote.)

x = 8 (This is not a vertical asymptote as it is not related to the function's denominator.)

Therefore, the correct boxes to check are x = 1 and x = 2.

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The correct question is given below -

Identify the vertical asymptote(s) of each function. Check all of the boxes that apply. f(x)=x-8/[tex]x^{2}[/tex]-3x+2

x = -8

x = -2

x = -1

x = 1

x = 2

x = 8

Answer:

D and E for the first one. B and D for the second one

Step-by-step explanation: edg is stinky, i hope this helped a little

Answer:

no solution

Step-by-step explanation:

Answer:

B. Given the values for the explanatory variables, there is a 60 percent probability that the dependent variable will equal one.

Step-by-step explanation:

Given

Model: binary dependent variable

Predicted value: 0.6

Required

Interpret

The possible values of a binary dependent variable are 0 or 1.

So, a predicted value means that, the chance that the dependent variable will be 1 equals to the predicted value.

Since the predicted value is 0.6 (or 60%), this means that; there is a 60% chance that the dependent variable = 1.

Hence, option (b) is true.

A converging lens with a focal length of 6.70 cm forms an erect image of a 4.80 mm tall real object positioned to the left of the lens. The resulting image is 1.50 cm tall.

A converging lens is a lens that bulges in the middle and causes light rays to converge. In this case, the lens has a focal length of 6.70 cm, which means that parallel rays of light incident on the lens will converge to a point 6.70 cm away from the lens. The object, positioned to the left of the lens, has a height of 4.80 mm. When the light rays from the object pass through the lens, they refract and intersect at a point to form the image. The image formed is erect, meaning it is in the same orientation as the object. The height of the image is 1.50 cm.

The magnification of the image can be calculated using the formula: magnification = height of image / height of object. In this case, the magnification is 1.50 cm / 4.80 mm. To convert the height of the object to centimeters, we divide 4.80 mm by 10, which gives us 0.48 cm. Therefore, the magnification is 1.50 cm / 0.48 cm, which equals approximately 3.125.

Since the image is erect and the magnification is greater than 1, we can determine that the image is larger than the object. The positive magnification indicates that the image is virtual, which means it cannot be projected onto a screen. The image is formed on the same side of the lens as the object, which is the left side in this case. The image distance can be calculated using the lens formula: 1/f = 1/v - 1/u, where f is the focal length, v is the image distance, and u is the object distance. Since the image is formed on the same side as the object, the object distance is negative (-u). By plugging in the values, we can solve for the image distance. However, additional information, such as the object distance, would be needed to calculate the exact position of the image.

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Answer:

472

Step-by-step explanation:

break it up into two rectangles

1) 12x18=216 in

2) 8x32=256

Hope this helped

Answer:

472 in²

Step-by-step explanation:

The figure is composed of 2 rectangles , then

area = area of lower rectangle + area of upper rectangle, that is

area = (8 × 32) + (12 × 18) = 256 + 216 = 472 in²

Hello!

This is a question about ratios and relating them to multiples of the ratio.

We are given that a recipe for cooking rice requires 14 cups of boiling water for every 8 cups of rice.

Then we are asked how many cups of rice are needing to be added if we have 28 cups of boiling water.

Since 28 is two times 14, and assuming that this ratio is proportional, we can multiply the cups of rice by 2 to find the equal ratio.

That means that 16 cups of rice should be added if we have 28 cups of boiling water.

In terms of ratios, we can set up the following proportion.

[tex]\frac{14}{8}=\frac{28}{x}[/tex]

Then here, we can cross multiply and solve for [tex]x[/tex].

[tex]14x=224[/tex]

[tex]x=16[/tex]

Hope this helps!

Answer:

2 of the 3 answers in picture

Step-by-step explanation:

Answer:

The answers are 2, 3, and 1 only

Step-by-step explanation:

This is the correct answer for plato users

Answer:

d: 83

e: 97

f: 83

Step-by-step explanation:

d: We first have to find out f, so f and d can be alternate interior angles, which means they can be congruent to each other.

e: e is a vertical angle to the given angle, which means they are congruent, making it also 97 degrees.

f: f is a supplementary angle to the given angle, which means we can subtract 97 from 180 to give us 83.

Going back to angle d, now that we know f is 83 degrees, then d is an alternate interior angle, so d=f, meaning d is also 83 degrees.

Hope this helps! :)

Answer:

12.5

Step-by-step explanation:

Answer:

It's the one right under the first one

The  radius of convergence for the Maclaurin series of f(x) is R = 1.

To obtain the Maclaurin series for the given function f(x) = 2ex + e6x, we can use the Maclaurin series expansions of the exponential function. The Maclaurin series for ex is given by e^x = Σ(x^n/n!) from n=0 to infinity, with a radius of convergence of R = ∞.

Using this, we can rewrite the given function as f(x) = 2e^x + e^6x. Substituting the Maclaurin series expansion of ex into the first term and the Maclaurin series expansion of e^6x into the second term, we get:

f(x) = 2(Σ(x^n/n!)) + (Σ((6x)^n/n!))
= 2Σ(x^n/n!) + Σ((6^n)(x^n)/n!)

Now we can combine the two series by collecting like terms and coefficients. The resulting Maclaurin series for f(x) is:

f(x) = Σ((2/n! + (6^n)/n!)(x^n))

The radius of convergence of this series will be determined by the smaller of the radii of convergence of the individual series used, which is R = 1 for the series of ex and R = 1 for the series of e^6x. Therefore, the radius of convergence for the Maclaurin series of f(x) is R = 1.

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Answer:

-10/7

Step-by-step explanation:

Use slope formula

[tex]\frac{y2-y1} {x2-x1}[/tex]

x1= -3

y1 = 5

x2 = 4

y2 = -5

[tex]\frac{-5-5}{4--3}[/tex]

[tex]\frac{-10}{7}[/tex]

Answer:

c) $43.81

Step-by-step explanation:

= $25.00 + ($0.09 × 209)

= $25.00 + $18.81

= $43.81

By using the property of CPCTC (corresponding parts of congruent triangles are congruent) he can prove ∠DEF ≅ ∠ABC.

Which statement best explains why Ben uses the width BI to create the arc JK from point E?

A.  ∠DEF ≅ ∠ABC when BH = EK, BI = JK, and HI = EJ.

B.  BI = JK when ∠DEF ≅ ∠ABC.

C.  BI = EJ when ∠DEF ≅ ∠ABC.

D.  ∠DEF ≅ ∠ABC when BH = EJ, BI = EK, and HI = JK.

The statement Ben explains why Ben uses the width BI to create the arc JK from point E is  ∠DEF ≅ ∠ABC when BH = EJ, BI = EK, and HI = JK.

The correct option is (D).

Ben ensuring that for making an arc JK,

BH = EJ

BI = EK

HI = JK

These are the three congruent corresponding sides for making an arc.

then, he will use the congruence criteria to ΔDEF ≅ ΔABC.

By using the property of CPCTC (corresponding parts of congruent triangles are congruent) he can prove ∠DEF ≅ ∠ABC.

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Which statement best explains why Ben uses the width BI to create the arc JK from point E.

Answer:

32. (E)stopped at 2pm

33. (A)

Step-by-step explanation:

32. on the graph you go across the x axis and find where the straight line starts and look for the time

33. look at the y-axis and see what line and the number it is on