Answer
x=0, -5, or 5
Work Step by Step
2x$^4$=50$^2$
2x$^4$-50$^2x$=0
2x$^2$(x$^2$-25)=0
2x$^2$(x+5)(x-5)=0
x=0, -5, or 5
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 1 - Summary, Review, and Test - Review Exercises - Page 205: 86
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