Trig and I are not very good friends...

This is what I tried:

I don't know why it's not equaling up. D:

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- August 5th 2011, 12:58 PMexplodingtoenailsVerifying that this is an identity?
Trig and I are not very good friends...

This is what I tried:

I don't know why it's not equaling up. D: - August 5th 2011, 01:03 PMTheChazRe: Verifying that this is an identity?
- August 5th 2011, 01:06 PMexplodingtoenailsRe: Verifying that this is an identity?
Thank you so much dude. I didn't know that cos^2x + sin^2x = 1.

- August 5th 2011, 01:42 PMTheChazRe: Verifying that this is an identity?
- August 15th 2011, 07:55 PMDrexel28Re: Verifying that this is an identity?