What is the value of the expression: x2 + y2 + x - y
when x = -1 and y = 3

Question 1 options:

6


8


12


16

Answers

Answer 1

Answer:    6

Step-by-step explanation:

x^2+y^2+x-y

Put x=-1 and y=1

(-1)^2+(3)^2+(-1)-(3)

1+9-1-3

10-4

6


Related Questions

Please help ASP!!!! A= positive, B=Negative, C=Zero​

Answers

Answer:

B. Negative

Step-by-step explanation:

So first, we want to locate the variable.

y (x/y) = (y/1) (x/y)

           = (xy/y)

           = x

The y/y cancels out and now we know we need to find the sign of x. Because x is to the left of 0, it's negative. Anything to the left decreases and anything to the left of 0 is (-).

Help with this question pls

Answers

Answer:

128 customers

Step-by-step explanation:

Brainliest maybe? :)

the three cubes shown weigh 12 ounces how many pounds would 24 cubes weigh A. 4.5 lb B. 6lb C. 18lb D. 72lb

Answers

The 24 cubes would weigh exactly 6 pounds.

Employee Earnings per
month($)
1

1,200

2

2,600

3

1,800

4

1,450

5

3,500

6

2,800

7

12,500

8

3,200

Answers

Answer:

actually its depend on how is he working day by day

Omlll, I'm actually stuck rn xD If anyone can help,i'd appreciate it so much!! Tyssmm!!!!!

Answers

Answer: it’s acute

Step-by-step explanation:

the second one lollollol

How do you write an equation in slope-intercept form for the line through the given points (8, 10) and (14, 13)

Answers

Answer:

y=1/2x+6

Step-by-step explanation:

m=(y2-y1)/(x2-x1)

m=(13-10)/(14-8)

m=3/6

simplify

m=1/2

y-y1=m(x-x1)

y-10=1/2(x-8)

y=1/2x-8/2+10

y=1/2x-4+10

y=1/2x+6

Prove that triangle Bad is congruent to triangle ABC​

Answers

Answer:

Step-by-step explanation:

From the diagram,

i. To prove that; ΔBAD ≅ ΔABC

It can be inferred that;

<BAD ≅ <ABC (right angle of a triangle)

AC ≅ BD (diagonal of a rectangle)

AD ≅ BC (property of the sides of a rectangle)

AB ≅ CD (property of the sides of a rectangle)

Therefore,

ΔBAD ≅ ΔABC (SAS, Side-Angle-Side, congruent relations)

ii. From the given rectangle,

AC = BD = diagonal

Since;

AD ≅ BC (property of the sides of a rectangle)

AB ≅ CD (property of the sides of a rectangle)

Then,

AC ≅ BD (diagonal property of a rectangle)

Will give brainliest

Find the area of this triangle.
Round to the nearest tenth.
7 in
133
13 in
[ ? ) in2

Answers

Answer:

33.3 in²

Step-by-step explanation:

Apply the formula for finding the area of triangle that has an included angle and two given sides, which is, Area = ½*a*b*Sin*C

Where,

a = 7 in

b = 13 in

C = 133°

Plug in the values

Area = ½*7*13*Sin(133)

Area = 33.2765935 ≈ 33.3 in² (nearest tenth)

Compare and 1.6. Use <, >, or =.
A. 5/3 = 1.6
B. 5/3 < 1.6
c. 5/3 > 1.5

Answers

Step-by-step explanation:

[tex] \frac{5}{3} = 1 \frac{2}{3} = 1.67[/tex]

Since

[tex]1.67 > 1.6 \: and \: > 1.5[/tex]

C is the answer

2x+8>4 translate the inequality into written language

Answers

Answer:

The sum of two variables and 8 is greater than 4.

Find the missing measures using trig

Answers

Answer:

Step-by-step explanation:

Are these two angles complementary, supplementary, or neither?
530
1270
Complementary Angles
Supplementary Angles
Neither

Answers

Answer:

Supplementary

Step-by-step explanation:

53 + 125 = 180 degrees

A popular game requires the player to select the same five numbers out of a set of allowed numbers that will be drawn at random by the lottery commission. For the next game, if you select the five numbers that won in the most recent prior drawing, your chances of winning will:

Answers

Options:

A.) decrease because the same five numbers are not likely to occur again so soon.

B.) Increase because those five numbers must be lucky.

C.) be unaffected because every set of five numbers is equally likely on every attempt.

D.) be unknown because it depends on how many times those five numbers have won in the last several drawings.

Answer:

be unaffected because every set of five numbers is equally likely on every attempt.

Step-by-step explanation:

Number selection in the lottery is randomized with each set of number having equal chances of being selected. This means that each and every selection attempt is independent and the outcome of each attempt does not depend on any prior outcome or event. This means that if the numbers drawn from the most previous prior drawing are selected on the next attempt, the probability of winning on the next attempt Neither increases nor decreases. Hence , the probability of winning on the next attempt with this selection is unaffected.

A number than can be written as a ratio
of two integers a and b, where b is not
zero

Answers

Answer:

rational number

Step-by-step explanation:

What is the name of the object pictured below?

Answers

Answer:

b

Step-by-step explanation:

Answer: D) KJ

Step-by-step explanation:

The object shown is a ray. It has a fixed starting point, but does not have an endpoint.

It is reported that 56% of a state is experiencing drought conditions. An agricultural researcher randomly selects ten farmers in the state and asks if their farms are experiencing drought. What is the expected number of farmers who have experienced drought? Find the standard deviation.

Answers

Answer:

I think your answer would be 5.6

Step-by-step explanation:

56% of 10 = 5.6

Please help I’m struggling please

Answers

3x3x3=27
27+27=54
54 cubic centimetres
:)

3. The rectangle below has an area of 297 in. Find the length of the diagonal.
14
27 in.
odhad.

Answers

9514 1404 393

Answer:

  29.15 in

Step-by-step explanation:

The area of a rectangle is given by the formula ...

  A = LW

Filling in the given information, we can find the missing side length.

  297 in² = (27 in)h

  h = (297 in²)/(27 in) = 11 in

The length of the diagonal can be found from the Pythagorean theorem.

  d² = 27² + 11² = 729 +121 = 850

  d = √850 = 5√34 ≈ 29.15476

The length of the diagonal is about 29.15 inches.

help pls ! need it asap

Answers

Answer:

m∠X = 110°

m∠V = 60°

Step-by-step explanation:

1.) Angle Y and W are equal from the markers, which means the angles are equal

35*2 = 70

180 - 70 = 110 ( You know it has to be greater than 90 because it's larger than a corner angle)

2.) This is another isosceles (equal angle and sides)

Some times all sides aren't equal on isosceles but you can see these are

180/3 = 60°

Help- this is also due tomorrow-

Answers

45???? dont u just subtract 180 by that then get the missing angle?

Answer:

46

Step-by-step explanation:

Can someone please help no links and if you can explain thank you so much ​

Answers

Answer:

detail attached

Step-by-step explanation:

I think it asks you to match the corresponding base and height

4.01 ESSENTIAL QUESTIONS
How do you use the distance formula and slope formula to classify a
quadrilateral?
How do you use the distance formula and slope formula to classify a triangle?
How do you use the distance formula and slope formula to prove properties of
polygons?

4.02 ESSENTIAL QUESTIONS
How do you use the slope to prove lines are parallel or perpendicular?
How do you write an equation of a line so that it is parallel or perpendicular to a
given point?
How do you use parallel and perpendicular lines to solve real-world problems?
4.03 ESSENTIAL QUESTIONS
How do you divide a segment into given ratios?

How do you use coordinates to find the perimeter and area of polygons?

Answers

Answer:

You use distance and slope formula to classify a quadrilateral by using the x and y coordinates of the quadrilateral. Boom

Step-by-step explanation:

which equation has a slope of -1/4?

A) y=4
B) y=-4x
C) y=-1/4x+1
D) y=4x+9
E) x=-1/4
F) y=-1/4

Answers

Answer:

C

Step-by-step explanation:

y = mx + b

Choice C is y = (-1/4)x + 1

m or slope = -1/4

C
This can be dinged By using y=mx+b

Write the following as an inequality. x is greater than 4 and less than or equal to 8 Use x only once in your inequality. pls hurry i will give brainlist​

Answers

Answer:

8>_x>4

>_ this is greater than equal to symbol eight is greater than or equal to x is greater than 4

6 Melvin and Roberto played football on two different teams last season.
• Melvin's team won w games.
• Roberto's team won 3 fewer games than Melvin's team.
Which expression can be used to represent the number of games Roberto's
team won last season?
Select one answer.
A W + 3
BW-3
CW.3
Dw3

Answers

Answer:

B is the answer

Step-by-step explanation:

what is the gcf of the term -15y^4+12y^2-9y​

Answers

3y(-5y^3+4y-3)
Hope this helps

Answer:

3y(-5y^3+4y-3)

Step-by-step explanation:

Help 15 pts good luck

Answers

I’m not sure sorry....

please answer it's easy ​

Answers

Answer:

did not see that coming

Step-by-step explanation:

Got rickrolled

I just got Rick rolled

please solve and include an explanation!!!

Answers

The simplified expression is y.

To solve the expression [tex](x^2 y^5 / x^3 y^8) \times (x^5 y^6 / x^4 y^2)[/tex], we can simplify and perform the necessary operation

Let's break it down step by step:

Step 1: Simplify the expression inside the parentheses.

[tex](x^2 y^5 / x^3 y^8) \times (x^5 y^6 / x^4 y^2)[/tex]can be simplified as follows:

= [tex](x^{(2-3)} y^{(5-8)}) \times (x^{(5-4) }y^{(6-2)})[/tex]

= [tex](x^{(-1)} y^{(-3)}) \times (x^1 y^4)[/tex]

= [tex](1/x y^{(-3)}) \times (x y^4)[/tex]

=[tex]x^0 \times y^{(-3+4)[/tex]

= [tex]1 \times y^1[/tex]

= y

Therefore, the simplified expression is y.

The explanation is as follows:

We can simplify the given expression by applying the laws of exponents. In this case, when dividing two terms with the same base (x or y), we subtract their exponents. Additionally, any term raised to the power of 0 is equal to 1.

After simplifying the expression, we find that the answer is y. This means that the original expression[tex](x^2 y^5 / x^3 y^8) \times (x^5 y^6 / x^4 y^2)[/tex]simplifies to just y.

for such more question on expression

https://brainly.com/question/16763767

#SPJ8


Complete the equation so that it represents the proportional relationship
shown in the table.

Answers

Answer: y= 4/3x
Explanation: the table is going up by 4/3
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