Solve `y=tan^(-1)((sqrt(1+x^2)-1)/x)`A. `(x)/(2)`B. `(1)/(2)tan^(-1)x` – InterviewSolution

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1.	Solve `y=tan^(-1)((sqrt(1+x^2)-1)/x)`A. `(x)/(2)`B. `(1)/(2)tan^(-1)x`C. `tan^(-1)x`D. `2tan^(-1)x`
Answer» Correct Answer - B

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