Find the value of cot(tan−1a+cot−1a). – InterviewSolution

1.	Find the value of cot(tan−1a+cot−1a).
Answer» The given function is cot(tan^-1a+cot^-1a). ∴cot(tan^-1a+cot^-1a)=cot(π/2) [as tan⁻¹x+cot⁻¹x=π/2] =0

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