Question

For what value of a, (x -3) is a factor of x 3 + x 2 – 17 x + a

Answer 1

Step-by-step explanation:

x-3=0--->3

let the question be called p(x)

(3)^3+(3)^2+17(3)+a =0

27+9+51+a =0

87+a =0

a = -87

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