2 years ago

Expand and simplify (3m-2n)²

Mathematics

2 answers:

oee [108]2 years ago

7 0

Answer:

9m^2 - 12mn + 4n^2

Step-by-step explanation:

Olegator [25]2 years ago

7 0

Answer:

9m²-12mn+ 4n²

Step-by-step explanation:

First you expand it so

(3m-2n)(3m-2n)

9m²-6mn-6mn+4n²

9m²-12mn+ 4n²

And this is the simpliest form , hope this helped:))

You might be interested in

Help within 10 min pleeeeeeeeeease

sineoko [7]

The answer should be 75

4 0

2 years ago

Read 2 more answers

Can someone help solve

leva [86]

$\frac{-18z^{7}y^{5}-9z^{9}y^4+18z^6y^8}{9zy^{2} }= -2z^6y^3-z^8y^2+2z^5y^6$

When variables with exponents are divided by each other, you subtract the exponents.

For example:

$\frac{x^2}{x^1} = x^{2-1} =x^1$

$\frac{x^5}{x^3} =x^{5-3} = x^2$

8 0

3 years ago

Claire's mother is 4 years more than twice claire's age the sum of their ages is 58 claire's age is 16,18, or 40 years and her m

Andreyy89

Answer: Claire is 18 and her mother is 40

Step-by-step explanation:

3 0

3 years ago

Elena said the equation 9x+15=3x+15 has no solutions because 9x is greater than 3x. Do you agree with Elena? Explaining your rea

erastova [34]

Answer:

it does have a solution x=0

Step-by-step explanation:

9x+15=3x+15

6x+15=15

6x=0

x=0

3 0

2 years ago

Read 2 more answers

(3 x 25 - 13 (-2)] + 23<br> (-22 + 32) - 3

Elanso [62]

Answer:

The answer is 328.

Hope this helps!

4 0

2 years ago

Expand and simplify (3m-2n)²​

Expand and simplify (3m-2n)²