SOLUTION: p(-2)for p(x)=2x^(4)+2x^(3)-4x-6 using remainder theorem

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Question 1190142: p(-2)for p(x)=2x^(4)+2x^(3)-4x-6 using remainder theorem
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!

Given polynomial is
2x%5E4%2B2x%5E3-4x-6
find: p%28-2%29
By putting x+=+-2+we can rewrite it as
2%28-2%29%5E4%2B2%28-2%29%5E3-4%28-2%29-6
= 2%2816%29%2B2%28-8%29%2B8-6
=+32-16%2B8-6
= 40-22
= 18
The remainder of given polynomial is 18.