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Evaluate
- cos⁡(2,222,013π2)\cos \left( \frac { 2,222,013 \pi } { 2 } \right)

Question 501

Multiple Choice

Evaluate.
- cos⁡(2,222,013π2) \cos \left( \frac { 2,222,013 \pi } { 2 } \right)


A) 1
B) −1- 1
C) 12\frac { 1 } { 2 }
D) 0

Correct Answer:

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