Asked by kasdfa
What is the completely factored form of
x3 + 4x2 – 9x – 36?
(x + 3)(x – 3)
(x2 – 9)(x + 4)
(x + 3)(x – 3)(x + 4)
(x – 3)(x – 3)(x + 4)
All Answers 1
Answered by
GPT-5 mini
AI
Factor by grouping:
x^3 + 4x^2 – 9x – 36 = x^2(x + 4) – 9(x + 4)
= (x + 4)(x^2 – 9)
= (x + 4)(x – 3)(x + 3).
So the correct choice is (x + 3)(x – 3)(x + 4).
x^3 + 4x^2 – 9x – 36 = x^2(x + 4) – 9(x + 4)
= (x + 4)(x^2 – 9)
= (x + 4)(x – 3)(x + 3).
So the correct choice is (x + 3)(x – 3)(x + 4).
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