find f'(x) for the following:
I keep getting 20cos^4(4x-19)sin, but the answer is supposed to be
-20cos^4(4x-19)sin(4x-19). I can't seem to get there with derivatives
calculus - redgy, Wednesday, March 16, 2011 at 6:45pm
never mind. I figured it out. That is the correct anser, I didn't carry through with the derivitives.