Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Chapter 5 - Section 5.1 - Ratios, Rates, and Proportions - Exercises: 9b

Answer

$x = 3\sqrt 2$ or $-3\sqrt 2$

Work Step by Step

$\frac{x}{6} = \frac{3}{x}$ $x^{2} = 18$ $x = \sqrt {18}$ or $-\sqrt {18}$ $x = 3\sqrt 2$ or $-3\sqrt 2$
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