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Complete the Identity $1 - \frac { \sin ^ { 2 } x } { 1 + \cos x } = \text { ? }$

Question 58

Multiple Choice

Complete the identity.
- $1 - \frac { \sin ^ { 2 } x } { 1 + \cos x } = \text { ? }$

A) $\cos x$
B) 0
C) $\tan x$
D) $\cot x$

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