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Complete the Identity (sin⁡θ+cos⁡θ)21+2sin⁡θcos⁡θ= ? \frac { ( \sin \theta + \cos \theta ) ^ { 2 } } { 1 + 2 \sin \theta \cos \theta } = \text { ? }

Question 141

Multiple Choice

Complete the identity.
- (sin⁡θ+cos⁡θ) 21+2sin⁡θcos⁡θ= ? \frac { ( \sin \theta + \cos \theta ) ^ { 2 } } { 1 + 2 \sin \theta \cos \theta } = \text { ? }


A) 0
B) 1−sin⁡θ1 - \sin \theta
C) 1
D) −sec⁡2θ- \sec ^ { 2 } \theta

Correct Answer:

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