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Complete the Identity sin⁡θ2cos⁡θ2=?\sin \frac { \theta } { 2 } \cos \frac { \theta } { 2 } = ?

Question 355

Multiple Choice

Complete the identity.
- sin⁡θ2cos⁡θ2=?\sin \frac { \theta } { 2 } \cos \frac { \theta } { 2 } = ?


A) 12sin⁡θ\frac { 1 } { 2 } \sin \theta

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

C) 1+sin⁡θ2\frac { 1 + \sin \theta } { 2 }

D) 12cos⁡θ\frac { 1 } { 2 } \cos \theta

Correct Answer:

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