Solve the equation for exact solutions over the interval [0°,360°). 2 cos 20 = - Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The solution set is { }. (Type an integer or a decimal. Type your answer in degrees. Do not include the degree symbol in your answer. Use a comma to separate answers as neede O B. The solution is the empty set.
Solve the equation for exact solutions over the interval [0°,360°). 2 cos 20 = - Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The solution set is { }. (Type an integer or a decimal. Type your answer in degrees. Do not include the degree symbol in your answer. Use a comma to separate answers as neede O B. The solution is the empty set.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.4: Values Of The Trigonometric Functions
Problem 42E
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