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Complete the Identity csc⁡2θ2=?\csc ^ { 2 } \frac { \theta } { 2 } = ?

Question 116

Multiple Choice

Complete the identity.
- csc⁡2θ2=?\csc ^ { 2 } \frac { \theta } { 2 } = ?


A) 21−cos⁡θ\frac { 2 } { 1 - \cos \theta }

B) 1−sec⁡θ2\frac { 1 - \sec \theta } { 2 }

C) 21+sin⁡θ\frac { 2 } { 1 + \sin \theta }

D) 1+sec⁡θ2\frac { 1 + \sec \theta } { 2 }

Correct Answer:

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