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We have to find the value of
As we know![\left [\because \tan^{-1}x + \cot^{-1} x = \frac{\pi}{2} \right ]](https://learn.careers360.com/latex-image/?%5Cleft%20%5B%5Cbecause%20%5Ctan%5E%7B-1%7Dx%20+%20%5Ccot%5E%7B-1%7D%20x%20%3D%20%5Cfrac%7B%5Cpi%7D%7B2%7D%20%5Cright%20%5D)
so,
Equation reduces to
.