Algebra: A Combined Approach (4th Edition)

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

Chapter 11 - Section 11.1 - Solving Quadratic Equations by Completing the Square - Exercise Set - Page 763: 21



Work Step by Step

$(3x-1)^2=-16$ Use the square root property. $\sqrt(3x-1)^2=\pm\sqrt-16$ $3x-1=\pm4i$ The square root of a negative number yields a complex number, denoted as, $i$. $3x=\pm4i+1$ $x=\frac{1}{3}\pm\frac{4}{3}i$
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