Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 1 - Review Exercises - Page 154: 89


126, -124

Work Step by Step

We find: $(x-1)^\frac{2}{3}-25=0$ $(x-1)^\frac{2}{3}=25$ $(x-1)=-25^\frac{3}{2}$or $25^\frac{3}{2}$ x-1 = +125 or -125 x = 126 or -124
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