Re: calculus homework help... sketching a graph of f
Originally Posted by jakncoke
How about $\displaystyle f(x) = 3x^2 - \frac{x^3}{3}$
$\displaystyle f'(x) = 6x - x^2 $
$\displaystyle f''(x) = 6 - 2x $ which is the graph in ur picture
I don't think the OP is supposed to use integration of obtain a member of the family of curves, but rather to use the implications of the given graph. Also, this topic has been posted twice.