Homework Statement
http://webwork2.asu.edu/webwork2_files/tmp/equations/9f/ab106661843d52ded597f9bcb68ace1.png find f'(x)
Homework Equations
The Attempt at a Solution
I tried 8x^.5(-4), 0, and a few others once my original try came up with nothing. I realize sqrtx should come...