1.

`sin[cot^(-1){cos(tan^(-1)x)}]` का सरलतम रूप है -A. `sqrt((x^(2)+2)/(x^(2)+1))`B. `(x)/(sqrt(x^(2))+1)`C. `(x)/(sqrt(x^(2)+2))`D. `sqrt((x^(2)+1)/(x^(2)+2))`

Answer» Correct Answer - D


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