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Homework Help: Isolation of a variable exponent?

  1. Oct 3, 2005 #1
    [tex]1 = a^{b}[/tex]

    How can I isolate b in that equation?

    Thanks. ^^
  2. jcsd
  3. Oct 3, 2005 #2


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    Homework Helper

    Use Logarithms.
  4. Oct 3, 2005 #3


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    That's the whole point of logarithms. logax= y if and only if ay= x.
  5. Oct 4, 2005 #4


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    An algebraic property of logarithms may also be useful here. If you cannot find them in your text, here is an online http://people.hofstra.edu/faculty/Stefan_Waner/RealWorld/calctopic1/logs.html [Broken]. Pay particular attention to the table of identities.
    Last edited by a moderator: May 2, 2017
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