College Algebra (10th Edition)

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

Chapter 1 - Section 1.4 - Radical Equations; Equations Quadratic in Form; Factorable Equations - 1.4 Assess Your Understanding: 59

Answer

$t=1$

Work Step by Step

We solve by factoring: $t^{1/2}-2t^{1/4}+1=0$ $[t^{1/4}-1][t^{1/4}-1]=0$ $(t^{1/4}-1)^2=0$ $t^{1/4}-1=0$ $t^{1/4}=1$ $t=1^4$ $t=1$
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