Find the exact value of the expression.
-$\sin ^ { - 1 } ( - 0.5 )$
A) $- \frac { \pi } { 6 }$
B) $\frac { \pi } { 6 }$
C) $\frac { 7 \pi } { 3 }$
D) $\frac { \pi } { 3 }$

Question

Quizplus · Accepted Answer

The value of $\sin^{-1}(-0.5)$ corresponds to the angle whose sine is -0.5. In the unit circle, this is at an angle of $-\frac{\pi}{6}$ radians, because $\sin(-\frac{\pi}{6}) = -0.5$.

Find the Exact Value of the Expression sin⁡−1(−0.5)\sin ^ { - 1 } ( - 0.5 )sin−1(−0.5)

Find the Exact Value of the Expression $\sin ^ { - 1 } ( - 0.5 )$