2011-01-19, 01:33 AM
Hazzy Wrote:sin^2 x + cos^2 x = 1
tan x = (sin x)/(cos x)
Two valuable identities that should help you here.
Used them, didn't help much.
EDIT: To clarify, for the simplified equation, you cannot have (cosx)^2, (cosx)^4, etc. , etc. Simplified equation must only have cosx and 1's.