Posted by Iain on .
What are the critical numbers of the function:
f(x)=2x^33x^236x+14
Thanks

Calculus 
Reiny,
Nothing nice going on here
I tried, x = ±1, ±2, ±7, ±7/2, then gave up
ran it through Wolfram and got this
http://www.wolframalpha.com/input/?i=2x%5E33x%5E236x%2B14%3D0