Find the integral
`I=int 1/(x^2cos^2(1/x))dx`

Find the integral int x^(2)(1-(1)/(x^(2)))dx

Find the integral I=int((x+1)(x+log x)^(2))/(x)dx

Integrate : int (1-sinx)/(cos^2x)dx.

If the value of int_0^pi(x/(1+sinx))^2dx=lambda , then find the value of the integral =int_0^pi[(2x^2*cos^2(x/2))/(1+sinx)^2]dx

Evaluate the following integrals: int (1)/(sin^(2)x cos^(2)x) dx

Evaluate: int(1)/(x^(2))cos^(2)((1)/(x))dx

Find the integrals functions int (cos2x)/sqrt(1+sin 2x) dx

Evaluate : int(1)/(x^(2)"cos"^(2)((1)/(x)))dx

Evaluate the following integrals : int(1)/(1+cos2x)dx

Find the integral int(sqrt(x)-(1)/(sqrt(x)))^(2)dx