All categories

3 years ago

-3x^2 + 2y^2 + 5xy - 2y + 5x^2 - 3y^2 x = 2 , y = -1

1 answer:

5 0

X=2 Y=-1 plug them into the equation
-3(2)^2 + 2(-1)^2 + 5(2)(-1) -2(-1) + 5(2)^2 -3(-1)^2

36+4-10+2+100+9

40-10+2+100+9

30+2+100+9

132+9

141

You might be interested in

Write the rate and unit rate. 609 kilometers in 7 hours ???

vladimir1956 [14]

Answer:

The rate is 609 kilometers per 7 hours.

The unit rate is 609/7 = 87 kilometers per hour.

Step-by-step explanation:

Should be right

5 0

3 years ago

Read 2 more answers

HELP ME PLS!!!!!!!!!!!!!!!!!!!!!!!!!!!!

kykrilka [37]

Answer:

Step-by-step explanation:

Square = 2 x 2 = 4

The Small triangle is half of the square so 4 divided by 2 is 2.

The big triangle 4 x 2 = 8 divided by 2 is 4.

So,

4 + 2 + 4 = 10

6 0

2 years ago

Read 2 more answers

In this figure what is m 5?

Harlamova29_29 [7]

Answer:

m<5 = 95 degrees

Step-by-step explanation:

Let's first find m<1

=> m<1 = 180-85

=> m<1 = 95 degrees

Since,

m<1 = m<5 (Corresponding angles)

So,

m<5 = 95 degrees

3 0

3 years ago

Which expression is equivalent to -6(3x-2/3)

Fiesta28 [93]

Answer:

Solution given:

-6(3x-⅔)

distribute it

-18x+6*⅔

-18x+4 is a required answer.

3 0

2 years ago

How many square metres is equivalent to 12 370 cm2? please answser ASAP

Anton [14]

Answer:

the answer is 1.2370 .. give me brainliest

6 0

2 years ago