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Answer:
Explanation:
Given polynomial, f(x) = 2x^3 + 9x^2 - 8x - 36
= 2x^3 - 8x + 9x^2 - 36
= 2x ( x^2 - 4) + 9( x^2 -4)
= (2x + 9)(x^2 - 4)
= (2x + 9)(x-2)(x+2)
x = 2,-2,-9/2
ans: D) x = 2
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