`int_(0)^(pi//4) sqrt(cot x dx) =?`A. `(Pi sqrt(2))/(4)+(1)/(sqrt(2)) log (sqrt(2)-1)`B. `(-pisqrt(2))/(4)-(1)/(sqrt(2)) log (sqrt(2)-1)`C. `(pisqrt(2))/(4) -(1)/(sqrt(2))log (sqrt(2)-1)`D.

`int_(0)^(pi//4) sqrt(cot x dx) =?`A. `(Pi sqrt(2))/(4)+(1)/(sqrt(2))

1.	`int_(0)^(pi//4) sqrt(cot x dx) =?`A. `(Pi sqrt(2))/(4)+(1)/(sqrt(2)) log (sqrt(2)-1)`B. `(-pisqrt(2))/(4)-(1)/(sqrt(2)) log (sqrt(2)-1)`C. `(pisqrt(2))/(4) -(1)/(sqrt(2))log (sqrt(2)-1)`D.
Answer» Correct Answer - D