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Solve it:tan^-1 (cotx) + cot^-1 (tanx) = π/4 |
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Answer» hope it HELPS you.please FEEL free to ask any doubt Step-by-step explanation: TAN^-1(tan(pi/2-x))+COT^-1(cot(pi/2-x))=pi/4 so,pi/2-x+pi/2-x=pi/4 pi-2x=-pi/4 -2x=pi/4-pi -2x=-3pi/4 x=3pi/8 |
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