Question

# If sin−1x=y, then which one of the following is correct? a) 0≤y≤π b) −π2≤y≤π2 c) 0<y<π d) −π2<y<π2

Solution

## As range of sin−1x is [−π2,π2], therefore −π2≤y≤π2. Hence, the correct option is (b) is correct as per the range of sine function.

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