41 इ०0 5 > 300 -ue[I'o]sxlx_,‘— 159972‘6: फण्पा � – InterviewSolution

1.	41 इ०0 5 > 300 -ue[I'o]sxlx_,‘— 159972‘6: फण्पा रतण्तत) के 25 28
Answer» LHS = tan-1(root x) = 1/2 x 2tan-1(rootx) = 1/2 x cos-1((1- (root x)2)/(1 + (root x)2) ) = 1/2 cos-1( 1- x / 1+ x) = RHS.

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