Math
posted by Renee .
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.
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