Question

Find all the zeros of polynomial x3_2x2-4x_12 if one of its zeros is -3

Answer 1

Answer:

Given, polynomial p(x) = x3-3x2-4x-12. It is given that -3 is one of its zeros.

Therefore, p(-3) = (-3)3-3(-3)2-4(-3)-12 = -27 - 27 + 12 -12 = -54 ≠ 0

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