- #1
kevinf
- 90
- 0
Homework Statement
integrate (tan4x)^2.
Homework Equations
The Attempt at a Solution
i have tried the box method but it won't work. i have also been told to do the integral b parts using dv, v, u, and du. i have heard of that method but the teacher insists on teaching the box method. is it possible with the box method.