` int_(0)^( pi/2)e^(x)xdx=`

int_(0)^( pi/2)sec^(2)xdx

int_(0)^( pi/2)e^(x)cos xdx

int_(0)^( pi/2)e^(x)cos xdx

int_(0)^( pi/2)e^(x)sin xdx=

int_(0)^( pi/2)e^(e^x)e^xdx=

If int_(0)^(a)sqrt(x)dx=2a int_(0)^( pi/2)sin^(3)xdx find the value of integral int_(a)^(a+1)xdx

int_(0)^( pi/2)x sin xdx

Evaluate : int_(0)^( pi/2)e^(sin x )*cos xdx

If f:[0,pi]rarr R is continuous and int_(0)^( pi)f(x)sin xdx=int_(0)^( pi)f(x)cos xdx=0 then the number of roots of f(x) in (0,pi) is ...

int_(0)^(pi//2)sin^(2)xdx=?