Question

if p(x) =x3 -2x2 -4x +8 is a cubic polynomial then find p(2)
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Answer 1

Answer:

$p(x) = {x}^{3} - {2x}^{2} - 4x + 8 \\ p(2) = {(2)}^{3} - 2 {(2)}^{2} - 4(2) + 8 \\ = 8 - 8 - 8 + 8 \\ = 0.$

Answer 2

Step-by-step explanation:

0 is the answer...................