Inverse Trigonometric FunctionHard

Question

cos [cos-1 (√3 / 2) + sin-1 (1 / √2)] is equal to -

Options

A.(√3 + 1) / 2√2
B.(√3 − 1) / 2√2
C.(− √3 + 1) / 2√2
D.(− √3 − 1) / 2√2

Solution

-

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