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Simplify the Expression Algebraically 3sin⁡(π2−x)3 \sin \left( \frac { \pi } { 2 } - x \right)

Question 43

Multiple Choice

Simplify the expression algebraically.​ 3sin⁡(π2−x) 3 \sin \left( \frac { \pi } { 2 } - x \right) ​


A) 13cos⁡x\frac { 1 } { 3 } \cos x
B) 3cos⁡x3 \cos x
C) −13cos⁡x- \frac { 1 } { 3 } \cos x
D) −3cos⁡x- 3 \cos x
E) 3sin⁡x3 \sin x

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