prove:`sec^2{cot^-1(2)}+cosec^2{tan^-1(3)}=85/36`
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Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW prove:`sec^2{cot^-1(2)}+cosec^2{tan^-1(3)}=85/36`
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