Solved

Find the Exact Value of the Expression, If It Is $\tan \left( \cos ^ { - 1 } ( \sqrt { 2 } / 2 ) \right]$

Question 74

Multiple Choice

Find the exact value of the expression, if it is defined. $\tan \left( \cos ^ { - 1 } ( \sqrt { 2 } / 2 ) \right]$

A) 1/2
B) -1/2
C) 45
D) 1
E) none of these

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