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Rewriting expression of logarithm

  1. Mar 4, 2009 #1
    1. The problem statement, all variables and given/known data
    Rewrite the expression as a sum, difference or multiple of logs.

    log55x2

    2. Relevant equations



    3. The attempt at a solution

    log55x2 =
    2log55x =
    ...
     
  2. jcsd
  3. Mar 4, 2009 #2
    That's not the right first, step. What do you know about the addition of logs? If that doesn't help, substitute a = 5 and b = x2 and re-ask my question.

    The Bob
     
  4. Mar 4, 2009 #3
    ooh~
    log55 + log5x2 =
    1+log5x2 =
    1 + 2log5x2!
    thank you so much
     
  5. Mar 5, 2009 #4

    Mark44

    Staff: Mentor

    Make that 1 + 2log5x and you're there.
     
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