what is the derivative of cos^2x ?
i know cosx = -sinx
and i dont think cos^2x would equal -sin^2x because i would probably more complicated then that... lol
am i right or am i wrong... i need some guidance please. thank you.
what is the derivative of cos^2x ?
i know cosx = -sinx
and i dont think cos^2x would equal -sin^2x because i would probably more complicated then that... lol
am i right or am i wrong... i need some guidance please. thank you.