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Math Help - how to rewrite logarithm?

  1. #1
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    how to rewrite logarithm?

    given the logarithm 7^(log7(x^2)-8log7(y)) , how can you rewrite as a single term that doesnt contain a logarithm?
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  2. #2
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    Re: how to rewrite logarithm?

    7^{log_7 x^2 - log_7 y^8}

    7^{log_7 \frac{x^2}{y^8}}

    can you finish?
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  3. #3
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    Re: how to rewrite logarithm?

    no i can get it there, but thats where i get stuck and cant figure out how to get it into a single term without a log
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  4. #4
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    Re: how to rewrite logarithm?

    By definition:
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