Question

The integral evaluated from zero to pi of cos^6(theta)d(theta)?

Answer 1

Hello

Answer 2

The only thing I see here is to write in terms of cosine of 2x, 4x, and 6x.
YOu can do it by hand, or through computer, but preferably, by hand

Answer 3

how so?

Answer 4

There is got to be a way...
Not that it isn't such a problem, but this is a ridiculously huge amount of work...

Answer 5

Reduction Method?

Answer 6

Well, reduction formula, you can certainly use ...