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Complete the Identity cos⁡θ−sin⁡2θcos⁡θ⋅csc⁡θ\frac { \cos \theta - \sin ^ { 2 } \theta } { \cos \theta } \cdot \csc \theta

Question 33

Multiple Choice

Complete the identity.
-The expression cos⁡θ−sin⁡2θcos⁡θ⋅csc⁡θ\frac { \cos \theta - \sin ^ { 2 } \theta } { \cos \theta } \cdot \csc \theta
is to be the left hand side of an equation that is an identity. Which one of the following four expressions can be u: the right hand side of the equation to complete the identity?


A) tan⁡2θ\tan ^ { 2 } \theta
B) cos⁡θ=1\cos \theta = 1
C) sec⁡θ+cos⁡θ\sec \theta + \cos \theta
D) csc⁡θ−tan⁡θ\csc \theta - \tan \theta

Correct Answer:

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