Find the local extrema of f, the intervals where it is increasing and decreasing, the inflection points, and the intervals where f is concave downward for f(x)=x^4-4x^3+10.

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anonymous · Answer

attachment

anonymous · Answer

thanks that is all i needed!

anonymous · Answer

really?

anonymous · Answer

You should work it out though.

anonymous · Answer

If you need software to plot graphs, this is what I use - it's free: http://www.geogebra.org/cms/

anonymous · Answer

You can also use wolframalpha.com

anonymous · Answer

yeah i am trying to work it out but now that i see the graph it makes a lot more sense. im just having trouble trying to find where the x-intercepts are.

anonymous · Answer

Why do you need the intercepts?

anonymous · Answer

because i actually have to graph it.

anonymous · Answer

oh

anonymous · Answer

yeah. but i will figure it out. well thank you for all the help. you are the best!

anonymous · Answer

well, thank you for the appreciation :)

anonymous · Answer

that is the least i can do! are you a teacher or something?

anonymous · Answer

Just explain things well, I guess :)