`int_0^pi(xtanx)/(secx+cosx)dxi s` `(pi^2)/4` (b) `(pi^2)/2` (c) `(3pi^2)/2` (d) `(pi^2)/3`

int_0^pi (xtanx)/(secx+tanx)dx

int_(0)^(pi)(x tanx)/((secx+cosx))dx=(pi^(2))/(4)

The value of the integral int_0^oox/((1+x)(1+x^2))dx is (pi^)/2 (b) (pi^)/4 (c) (pi^)/6 (d) pi/3

int_0^21/(1+tanx)dx is equal to (pi^)/4 (b) (pi^)/3 (c) (pi^)/2 (d) pi

int_(0)^(pi//2)(cosx)/((sinx+cosx))dx=(pi)/(4)

The value of the integral int_(pi//2)^(pi//2)(x^2ln(pi+x)/(pi-x))cosx\ dx is a. 0 b. (pi^2)/2-4 c. (pi^2)/2+4 d. (pi^2)/2

Prove that int_(0)^(pi)(xtanx)/((secx+tanx))dx=pi((pi)/(2)-1) .

int_0^(pi/2) (3+4cosx)/(4+3cosx)^2dx= (A) 3/4 (B) 1/2 (C) pi/4 (D) 1/4

int_0^(pi//2)(sinx)/(s in x+cos x)dx equals to pi//2 b. pi//4 c. pi//3 d. pi

The value of int_(-2 pi)^(5 pi)cot^(-1)(tan x)dx is equal to (7 pi)/(2)(b)(7 pi^(2))/(2)(c)(3 pi)/(2) (d) None of these