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Use the Pythagorean Identities to Simplify the Expression $\frac { \cos ^ { 2 } t + \sin ^ { 2 } t } { \cot ^ { 2 } t + 1 }$

Question 8

Multiple Choice

Use the Pythagorean identities to simplify the expression. $\frac { \cos ^ { 2 } t + \sin ^ { 2 } t } { \cot ^ { 2 } t + 1 }$

A) $\sin ^ { 2 } t$
B) $\csc ^ { 2 } \theta$
C) $\cos ^ { 2 } \theta$
D) 1
E) $\sec ^ { 2 } \theta$

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