Show that `tan^(-1)[(cosx+sinx)/(cosx-sinx)]=(pi)/(4)+x`.A. `-x`B. `x` – InterviewSolution

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1.	Show that `tan^(-1)[(cosx+sinx)/(cosx-sinx)]=(pi)/(4)+x`.A. `-x`B. `x`C. `(pi)/(4)-x`D. `(pi)/(4)+x`
Answer» Correct Answer - D

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