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Use an identity to solve the following equation on the interval [0,2). cos2x = - 3 cosx-2 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. OA. x= (Use integers or fractions for any numbers in the expression. Type an exact answer, using as needed. Use a comma to separate answers as needed.) OB. There is no solution.

Use an identity to solve the following equation on the interval [0,2). cos2x = - 3 cosx-2 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. OA. x= (Use integers or fractions for any numbers in the expression. Type an exact answer, using as needed. Use a comma to separate answers as needed.) OB. There is no solution.

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.2: Trigonometric Functions Of Angles
Problem 46E
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Use an identity to solve the following equation on the interval [0,2). cos 2x = - 3 cos x - 2 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. x= (Use integers or fractions for any numbers in the expression. Type an exact answer, using as needed. Use a comma to separate answers as needed.) OB. There is no solution.
Transcribed Image Text:Use an identity to solve the following equation on the interval [0,2). cos 2x = - 3 cos x - 2 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. x= (Use integers or fractions for any numbers in the expression. Type an exact answer, using as needed. Use a comma to separate answers as needed.) OB. There is no solution.
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