Use an Addition or Subtraction Formula to simplify the equation. V3 cos(0) cos(20) + sin(0) sin(20) = %3D Find all solutions in the interval [0, 2x). (Enter your answers as a comma-separated list.)

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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Use an Addition or Subtraction Formula to simplify the equation.
V3
cos(0) cos(20) + sin(0) sin(20)
%3D
2
Find all solutions in the interval [0, 2x). (Enter your answers as a comma-separated list.)
Transcribed Image Text:Use an Addition or Subtraction Formula to simplify the equation. V3 cos(0) cos(20) + sin(0) sin(20) %3D 2 Find all solutions in the interval [0, 2x). (Enter your answers as a comma-separated list.)
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