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    akraft320's Avatar
    akraft320 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Oct 20, 2010, 12:54 AM
    Tired College student needs help with math
    I don't understand what I'm doing wrong in this problem it says find the indicated value for the given function. It is f(x)=3x^2-5x+8. there is a blank for the answer equals f(a+h)-f(a)/h. can anyone help ?
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
    Ultra Member
    		  
    #2

    Oct 20, 2010, 06:44 AM

    What are you supposed to do?

    Use the defition of a derivative?

    If so,



    Evalauting the limit will result in the derivative of f(x).

    I am guessing here because your description is somehwat vague.

    If this is not what you mean, please elaborate.
    weenyyy's Avatar
    weenyyy Posts: 2, Reputation: 1
    New Member
    		  
    #3

    Oct 21, 2010, 05:40 PM
    I don't know the problem, but go on YouTube, type in yourteacher.com / whatever you want to know, and a vid will pop up giving you step by step how to do that kind of problem
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
    Uber Member
    		  
    #4

    Oct 21, 2010, 10:59 PM

    If you don't contribute to the thread, don't post please and if you like yourteacher.com, what are you doing here?
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