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JEE Main 2021Medium

Q.The principal value of cos1(3/2)\cos^{-1}(-\sqrt{3}/2) is

a
5π/65\pi/6
b
π/6\pi/6
c
7π/67\pi/6
d
11π/611\pi/6

Correct Answer: Option A

The correct solution involves applying the fundamental concept to derive the final value step by step...

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