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Evaluate the Expression $\frac { 1 } { \tan x + \cot x }$

Question 26

Multiple Choice

Evaluate the expression.? $\frac { 1 } { \tan x + \cot x }$ ?

A) $- \sin ^ { 2 } x$
B) $\sin x$
C) $\sin x \cos x$
D) $\cos ^ { 2 } x$
E) 0

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