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State the domain and range of the following inverse functions.
(a) y = sin^{−1}(x)
(b) y = cos^{−1}(x)
(c) y = tan^{−1}(x)

Sagot :

a) domain -1 to 1. Range -pi/2 to pi/2 radians or -90 to 90 degree. b) domain -1 to 1. Range 0 to pi radians or 0 to 180 degrees. c) domain is all real numbers. Range -pi/2 to pi/2 radians or -90 to 90 degree.

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