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Math Help - solve?? exponential

  1. #1
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    solve?? exponential

    okay I was wondering how I would get the n by itslef?
    like here is an example I don't get maybe someon can help me out!
    18.75=(1.07)^n

    how do I solve for n?
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  2. #2
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    Quote Originally Posted by brandy View Post
    okay I was wondering how I would get the n by itslef?
    like here is an example I don't get maybe someon can help me out!
    18.75=(1.07)^n

    how do I solve for n?
    Take logarithm of both sides,
    [tex]n\log (1.07)=\log (18.75)
    Thus,
    n=\frac{\log(18.75)}{\log (1.07)}
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