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Homework Help: Logarithm verification

  1. Jan 13, 2010 #1
    1. The problem statement, all variables and given/known data
    Verify the formula logbx = logax/logab for a, b > 0


    2. Relevant equations



    3. The attempt at a solution
    I don't even know how I would go about starting this...
     
  2. jcsd
  3. Jan 13, 2010 #2

    rock.freak667

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    If we let z=logbx, then what is 'x' equal to in terms of 'z' and 'b'?
     
  4. Jan 13, 2010 #3
    x=bz
    ???
     
  5. Jan 13, 2010 #4

    rock.freak667

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    and if you take the loga of both sides of the equation, what does it reduce to?
     
  6. Jan 13, 2010 #5
    omg thanks so much! lol that was a lot easier than i thought it would be
     
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