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Completely factor the polynomial x3 + 4x2 − 9x − 36. Use the factoring methods resource to help you. Select the correct answer.

Completely factor the polynomial x3 + 4x2 − 9x − 36. Use the factoring methods resource to help you. Select the correct answer.
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3 votes
Completely factor the polynomial x3 + 4x2 − 9x − 36. Use the factoring methods resource to help you. Select the correct answer.

User Matias Nino
by
8.8k points

1 Answer

6 votes

Answer:

Hi,

Explanation:


x^3+4x^2-9x-36\\=x^2(x+4)-9(x+4)\\=(x+4)(x^2-9)\\=(x+4)(x-3)(x+3)

User Timo Geusch
by
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