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Math Help - [SOLVED] Find the range of this function using algebra

  1. #1
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    [SOLVED] Find the range of this function using algebra

    [(x-2)^2]-9, x is greater than or equal to 4
    [(x-2)^2]-9 = A
    x^2-4x-5=A
    (x+1)(x-5)=A
    that's how far i got...

    /edit never mind I figured it out.
    Last edited by dorkymichelle; December 17th 2009 at 07:36 PM.
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