Find all real numbers in the interval [0,2x] that satisfy the equation. V3 cos x cos (-2x) - sin x sin (- 2x) = 2 Select the correct answer below, and if necessary, fill in the answer box to complete your choice. O A. The solution set is { }. (Simplify your answer. Type an exact answer, using n as needed. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.) O B. The solution set is the empty set, Ø.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.3: Trigonometric Functions Of Real Numbers
Problem 43E
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Find all real numbers in the interval [0,2r] that satisfy the equation.
V3
cos x cos (- 2x) - sin x sin (- 2x) =
2
Select the correct answer below, and if necessary, fill in the answer box to complete your choice.
O A. The solution set is { }.
(Simplify your answer. Type an exact answer, using n as needed. Use integers or fractions for any numbers in the expression. Use a comma to separate
answers as needed.)
O B. The solution set is the empty set, Ø.
Transcribed Image Text:Find all real numbers in the interval [0,2r] that satisfy the equation. V3 cos x cos (- 2x) - sin x sin (- 2x) = 2 Select the correct answer below, and if necessary, fill in the answer box to complete your choice. O A. The solution set is { }. (Simplify your answer. Type an exact answer, using n as needed. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.) O B. The solution set is the empty set, Ø.
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