College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 5 - Section 5.5 - The Real Zeros of a Polynomial Function - 5.5 Assess Your Understanding - Page 389: 109

Answer

$-7$

Work Step by Step

The Remainder Theorem says that the remainder of a function $f(x)$ after dividing by $(x-r)$ is $f(r)$. Hence here the remainder is $f(1)=2(1)^{20}-8(1)^{10}+1-2=2-8+1-2=-7$
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