Posted by Lilliana on Thursday, June 21, 2012 at 2:38pm.
use the first derivate test to locate the maxima and minima of y = x^(1/3)

Calculus review  Steve, Thursday, June 21, 2012 at 3:37pm
since y' = 1/3 * 1/x^(2/3) is never zero, there is no max/min.
Think of the graph. Cube root just gets bigger and bigger, the farther away from zero. 
Calculus review  Lilliana, Thursday, June 21, 2012 at 3:44pm
THANKS STEVE, YOU'RE THE BEST!