Question

Evaluate the integral:
http://i50.tinypic.com/4rz2c0.png

Answer 1

put limits in (1/2)(tan2x)...

Answer 2

\[\int\limits_{0}^{2 \pi}\sec^2 (2x)=\int\limits_{0}^{2 \pi}\frac{ 1 }{ 2 }\tan(2x)\]

Answer 3

Thank you :)

Answer 4

You are welcome :)


Happy New year :)