Q) Simplest form of tan^(−1) ((√(1+cosx)+√(1−cosx))/(√(1+cosx)−√(1−cosx))), π=x=3π/2 is#class

Prove that: cot^(−1)(√(1+sinx)+√(1−sinx))/(√(1+sinx)−√(1−sinx)) = x/2, 0=x=π/2.#cbsemaths

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