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    Da_rainman's Avatar
    Da_rainman Posts: 7, Reputation: 1
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    #1

    Oct 1, 2007, 02:44 PM
    algebra 2
    Find the inverse of each function> Then graph the function and its inverse.

    g(x)=3x+1 :confused:
    Da_rainman's Avatar
    Da_rainman Posts: 7, Reputation: 1
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    #2

    Oct 1, 2007, 02:45 PM
    I have no idea
    katringette22's Avatar
    katringette22 Posts: 57, Reputation: 1
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    #3

    Oct 1, 2007, 02:50 PM
    Quote Originally Posted by Da_rainman
    Find the inverse of each function> Then graph the function and its inverse.

    g(x)=3x+1 :confused:
    I wish I could help you but sadly I can't but maybe we'd be able to figure it out together(im taking grade 11 pre-cal )
    Da_rainman's Avatar
    Da_rainman Posts: 7, Reputation: 1
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    #4

    Oct 1, 2007, 02:56 PM
    How?
    sGt HarDKorE's Avatar
    sGt HarDKorE Posts: 656, Reputation: 98
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    #5

    Oct 1, 2007, 02:56 PM
    g(x)=3x+1

    3x=g(x)+1
    -1 -1

    3x-1=g(x)

    g^-1(x)=3x-1


    The ^-1 means root of -1, which means inverse in this case.
    Da_rainman's Avatar
    Da_rainman Posts: 7, Reputation: 1
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    #6

    Oct 1, 2007, 02:58 PM
    Quote Originally Posted by sGt HarDKorE
    g(x)=3x+1

    3x=g(x)+1
    -1 -1

    3x-1=g(x)

    g^-1(x)=3x-1


    The ^-1 means root of -1, which means inverse in this case.


    Thanks i jus needed security on the answer
    katringette22's Avatar
    katringette22 Posts: 57, Reputation: 1
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    #7

    Oct 1, 2007, 02:59 PM
    Wow make me feel really stupied cause we just took roots and vertex and stuff but we were never really tot about invise but the way you have ut makes tons of sense to me
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