Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 13, Trigonometric Ratios and Functions - 13.4 Evaluate Inverse Trigonometric Functions - 13.4 Exercises - Mixed Review - Page 830: 43

Answer

$$x=1.5, -\frac{5}{6}$$

Work Step by Step

Solving the equation for x, we find: $$2x\left(6x+5\right)-3\left(6x+5\right) \\ \left(6x+5\right)\left(2x-3\right) \\ x=1.5, -\frac{5}{6}$$ Checking this solution by plugging it back in, we find that the solution is correct.
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