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Evaluate Exactly cos(sin1(513))\cos \left( \sin ^ { - 1 } \left( \frac { - 5 } { 13 } \right) \right)

Question 393

Multiple Choice

Evaluate exactly.
- cos(sin1(513) ) \cos \left( \sin ^ { - 1 } \left( \frac { - 5 } { 13 } \right) \right)


A) 513\frac { 5 } { 13 }
B) 512\frac { - 5 } { 12 }
C) 1213\frac { - 12 } { 13 }
D) 1213\frac { 12 } { 13 }

Correct Answer:

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