For sin 2x + cos x = 0, use a double-angle or half-angle formula to simplify the equation and then find all solutions of the equation in the interval 0, 27). The answer is x1 = , x2 = , 23 = and x4 with x1 < x2 < x3 < x4. > Next Question

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 61E
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For sin 2x + cos x= 0, use a double-angle or half-angle formula to simplify the equation and then find all solutions of the equation in the interval [0,2π).

For sin 2x + cos x = 0, use a double-angle or half-angle formula to simplify the equation and then find
all solutions of the equation in the interval 0, 27).
X3
X2
The answer is 1
with x1 < x2 < x3 < X4.
and x4 =
> Next Question
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Transcribed Image Text:For sin 2x + cos x = 0, use a double-angle or half-angle formula to simplify the equation and then find all solutions of the equation in the interval 0, 27). X3 X2 The answer is 1 with x1 < x2 < x3 < X4. and x4 = > Next Question SAMSUNG DI
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