Posted by Renee on .
Let f(x)=x^44x^3+10
Find the first derivative of the function. Find the critical values of the first derivative.

Math 
bobpursley,
f'=4x^312x^2=4x^2(x3)
setting that to zero, x=0, x=3 
Math 
Renee,
Thank you that the answer I got but wasn't quite sure if it was right.