find the value in radians of sin^-1(-1.0)

find the value in radians of sin-1(-1.0).

a. no solution

b. -0.4784

c. -1.5708

d. -0.0500

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Best answer

sin-1(-1)=-π/2=-1.5708 radians approx, answer c. There are other angles (but not listed as options).

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