Do any one have an idea how to calculate integral of (cos x)^2 ? Or is it even possible? I tried some substitutions and/or rules of trigonometry, like cosxcosx+sinxsinx=1, but it didn't help. Thank you!(adsbygoogle = window.adsbygoogle || []).push({});

**Physics Forums - The Fusion of Science and Community**

# Integral (cos x)^2 dx

Have something to add?

- Similar discussions for: Integral (cos x)^2 dx

Loading...

**Physics Forums - The Fusion of Science and Community**