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Find the Exact Value of the Expression Below sin⁡−1[sin⁡(7π2)]\sin ^ { - 1 } \left[ \sin \left( \frac { 7 \pi } { 2 } \right) \right]

Question 7

Multiple Choice

Find the exact value of the expression below.
sin⁡−1[sin⁡(7π2) ]\sin ^ { - 1 } \left[ \sin \left( \frac { 7 \pi } { 2 } \right) \right]


A) 7π2\frac { 7 \pi } { 2 }
B) −π- \pi
C) −π2- \frac { \pi } { 2 }
D) π2\frac { \pi } { 2 }
E) −7π2- \frac { 7 \pi } { 2 }

Correct Answer:

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