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Use a Half-Angle Identity to Find an Exact Value for the Following

Question 96

Multiple Choice

Use a half-angle identity to find an exact value for the following, given the information about x.
-Find cos x given that cos Use a half-angle identity to find an exact value for the following, given the information about x. -Find cos x given that cos . A) B) C) cos x = 3 D) .


A) Use a half-angle identity to find an exact value for the following, given the information about x. -Find cos x given that cos . A) B) C) cos x = 3 D)
B) Use a half-angle identity to find an exact value for the following, given the information about x. -Find cos x given that cos . A) B) C) cos x = 3 D)
C) cos x = 3
D) Use a half-angle identity to find an exact value for the following, given the information about x. -Find cos x given that cos . A) B) C) cos x = 3 D)

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