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Find the Exact Value of the Expression cos(sin113tan112)\cos \left( \sin ^ { - 1 } \frac { 1 } { 3 } - \tan ^ { - 1 } \frac { 1 } { 2 } \right)

Question 392

Multiple Choice

Find the exact value of the expression.
- cos(sin113tan112) \cos \left( \sin ^ { - 1 } \frac { 1 } { 3 } - \tan ^ { - 1 } \frac { 1 } { 2 } \right)


A) 23+435\frac { 2 \sqrt { 3 } + 4 } { 3 \sqrt { 5 } }

B) 265\frac { 2 \sqrt { 6 } } { 5 }

C) 410+515\frac { 4 \sqrt { 10 } + \sqrt { 5 } } { 15 }

D) 23+15\frac { 2 \sqrt { 3 } + 1 } { 5 }

Correct Answer:

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