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    desirae24's Avatar
    desirae24 Posts: 2, Reputation: 1
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    #1

    Mar 21, 2011, 07:44 AM
    Identify all intercpts of f(x)=x^2+7x+12/x^3+4x^2-x-4
    Identify all intercepts of f(x)= x^2+7x+12/x^3+4x^2-x-4
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #2

    Mar 21, 2011, 08:31 AM

    Here is what you have written:



    I assume you mean:



    This is why grouping symbols are important.

    To find the y-intercepts, set x=0

    To find the x-intercepts, set y=0.

    This simplifies down. Factor the top and bottom and cancel accordingly to simplify.

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