Solve the integral
`int_(0)^(pi) (xdx)/(a^2cos^2x+b^2sin^2x)`

int_(0)^( pi)(xdx)/(a^(2)cos^(2)x+b^(2)sin^(2)x)

Evaluate int_(0)^( pi)(xdx)/(a^(2)cos^(2)x+b^(2)sin^(2)x)

Evaluate: int_(0)^( pi)(xdx)/(a^(2)cos^(2)x+b^(2)sin^(2)x)

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

Evaluate the definite integrals int_(0)^((pi)/(2))(cos^(2)xdx)/(cos^(2)x+4sin^(2)x)

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

Q.the value of the integral int_(0)^((pi)/(4))(cos^(2)x)/(sin x+cos x)+int_((pi)/(4))^(0)(sin^(2))/(sin x+cos x)

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

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

Evaluate the integration int_(0)^( pi/2) cos xdx