3 years ago

Multiply and simplify. (x - 3)(x2 + 3x + 9)

2 answers:

7 0

2x^2 - 6x + 3x^2 - 9x + 9x - 27
5x^2 -6x - 27

Comment for further math, hope this helps. (brainliest please)

4 0

When you distribute and combine like terms, the result is x^3-27

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babymother [125]

Answer:

Step-by-step explanation:

Hello, please consider the following.

$x^4+xy^3+x^3+y^3\\\\=x^3*x+x*y^3+x^3+y^3\\\\=x(x^3+y^3)+x^3+y^3\\\\\boxed{=(x+1)(x^3+y^3)}\\$

Thank you

4 0

3 years ago

lana [24]

Answer:

Step-by-step explanation:

<u>Given equation:</u>

<u>Simplify, then solve:</u>

Your answer is A. 49.

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2 years ago

Harlamova29_29 [7]

I think it is 15.57.

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4 years ago

lubasha [3.4K]

Answer: 143.15625

Step-by-step explanation:

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3 years ago

Xelga [282]

I believe it’s number 3 because

-4n+8+9n-2 equals 5n+6

3 0

3 years ago