## Trending News

Promoted

# Integral help? Second integral of a double integral?

The double integral is -pi/2 to pi/2, 0 to 2 cos(theta) of rcos(theta) r dr dtheta, but I'm stuck on the integral of 8/3 integral from -pi/2 to pi/2 of cos^3(theta) dtheta. help please?

Still have questions? Get your answers by asking now.