Inverse Trigonometric FunctionMedium

Question

Identify the pair(s) of function which are identical -

Options

A.y = tan (cos-1x) ; y =
B.y = tan (cot-1x) ; y =
C.y = sin (arc tan x) ; y =
D.y = cos (arc tan x) ; y = sin (arc cot x)

Solution

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