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Math Help - log equation help!

  1. #1
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    log equation help!

    i need help!:

    If a, b are the solutions of the equation,
    find the value of the product ab.


    log(4-2x)+log(4+2x)=2

    so using the log properties i muiltiply (4-2x)(4+2x) to get 16+8x-8x-4x^2=2
    am i in the right path?
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  2. #2
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    skeeter's Avatar
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    Re: log equation help!

    16 - 4x^2 = 100 , assuming the log is base 10
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