Answer
No solution, as $-1 \leq sin\theta \leq 1$
Work Step by Step
$sin\theta -4 = -2sin\theta$
$sin\theta + 2sin\theta = 4$
$3sin\theta = 4$
$sin\theta = \frac{4}{3}$
No solution, as $-1 \leq sin\theta \leq 1$
Trigonometry 7th Edition
by McKeague, Charles P.; Turner, Mark D.
Published by
Cengage Learning
ISBN 10:
1111826854
ISBN 13:
978-1-11182-685-7
Chapter 6 - Section 6.1 - Solving Trigonometric Equations - 6.1 Problem Set - Page 325: 22
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