Hi can someone help me find the critical numbers of this function:
$\displaystyle f(x) = x^{8/9} - x^{17/9}$
I found the derivative to be:
$\displaystyle \frac{8}{9}x^{-1/9} - \frac{17}{9}x^{8/9}$
but then what?
Thanks!
Hi can someone help me find the critical numbers of this function:
$\displaystyle f(x) = x^{8/9} - x^{17/9}$
I found the derivative to be:
$\displaystyle \frac{8}{9}x^{-1/9} - \frac{17}{9}x^{8/9}$
but then what?
Thanks!