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Homework Help: Does anyone know how to solve this log question ?

  1. Jan 21, 2009 #1
    show how log [(x-y)/3]=1/2(logx+logy) is equal to xsquared+ysquared=11xy

    does anyone know how to solve this.
    i have tried all kinds of ways though none of them seem to work.
    any help would be very much appreciated!
  2. jcsd
  3. Jan 21, 2009 #2


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    Science Advisor
    Homework Helper

    What if you multiply both sides by 2? After that, use properties of logarithms and exponentials to solve the problem. Study properties of logarithms in your text book, or even on-line. List relevant equations, and show your work.
  4. Jan 21, 2009 #3
    Thank-you. Question has been solved.
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