Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 11 - Cumulative Review: 38

Answer

$y_{1}=1 + 2\sqrt{6}$ and $y_{2}=1-2\sqrt{6}$

Work Step by Step

Given $(y-1)^2=24 \longrightarrow y-1=\pm \sqrt{24}\longrightarrow y-1=\pm 2\sqrt{6} \longrightarrow y=1\pm 2\sqrt{6}$ Therefore the solutions are: $y_{1}=1 + 2\sqrt{6}$ and $y_{2}=1-2\sqrt{6}$
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