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Math Help - Solve for x

  1. #1
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    Solve for x

    log(2x+5) * log(9x^2) = 0

    Thanks a whole bunch!
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  2. #2
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    Quote Originally Posted by hydride View Post
    log(2x+5) * log(9x^2) = 0

    Thanks a whole bunch!
    either 2x+5 = 1 or 9x^2 = 1
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  3. #3
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    Quote Originally Posted by hydride View Post
    log(2x+5) * log(9x^2) = 0

    Thanks a whole bunch!
    I'll assume that the base of your logarithm is 10, however it doesn't really matter. In the case that [tex]log_{10}(2x+5)=0, we have 10^0=1=2x+5. Just solve this equation for x. Do the same with the other factor.
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