Solve the following trigonomehic equations and tind all solutions. a. Sin ex) cos (x) + Cos (2x) Sin (x) = -|

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 63E
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Please help me with this problem, I don't understand it. Thank you so much.
Solve the following igonometrc
equations and tind all solutioVs.
a. Sin Qx) cos (x) + Cos (2x) Sin (x) = -1
b. Cos (2x) -3 Cos (x) = -2
Transcribed Image Text:Solve the following igonometrc equations and tind all solutioVs. a. Sin Qx) cos (x) + Cos (2x) Sin (x) = -1 b. Cos (2x) -3 Cos (x) = -2
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