Definite Integral of a Trig Fxn

johnhuntsman
π/3
∫tan^5 x sec x
0

I want to split the tan^5 x into a (sec^2 x - 1) but I only have sec x. So I'm a bit stuck. Help is appreciated.

Homework Helper
Bring the integral in the form ∫f(cos(x))sin(x)dx.

ehild

Staff Emeritus