Evaluate `int_(-pi//4)^(pi//4)log(sinx+cosx)dx`.

Evaluate int_(-pi/4)^(pi/4)cos^2xdx

Evaluate int_(-pi//2)^(pi//2)|sinx|dx .

Evaluate int_(-pi/4)^(pi/4) sin^2 x dx

Evaluate int_(-pi/2)^(pi/2)cosxdx

int_(pi//4)^(3pi//4) (x)/(1+sin x)dx=

Evaluate int_(-pi/4)^(pi/4) cos^7 (2 x) d x

Evaluate int_(-pi//2)^(pi//2)log((a-sintheta)/(a+sintheta))d theta,agt0 .

Evaluate int_0^(pi//2)sin^2x/(sinx+cosx)dx .

Evaluate int_(0)^(pi//2)|sinx-cosx|dx .

The value of the integral int_(-3pi//4)^(5pi//4)((sinx+cosx))/(e^(x-pi//4)+1)dx is a)0 b)1 c)2 d)None of these