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-   -   text(ln)(x+3) - text(ln)(2x) = (text(ln)(x+3))/(text(ln)(2x)) (https://www.askmehelpdesk.com/showthread.php?t=654317)

  • Apr 25, 2012, 09:52 AM
    bd1177
    text(ln)(x+3) - text(ln)(2x) = (text(ln)(x+3))/(text(ln)(2x))
    Is the above formatted equation true or false when dealing with logarithms.
  • Apr 25, 2012, 09:58 AM
    ebaines
    It appears what you're trying to ask is whether this is true:



    No these are not equaivalent. But the following IS true:



    The principals to remember are: ln(a x b ) = ln(a) + ln(b), and ln(a/b) = ln(a) - ln(b).

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