\"\"

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The expression is \"\".

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Evaluate the expression.

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\"\"                (Original expression)

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\"\"          (Let the logarithm equal \"\")

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\"\"                  (Logarithm formula: \"\" if and only if \"\")

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\"\"                   (Substitute: \"\")

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Equality for exponential functions property: \"\" if and only if \"\".

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\"\".

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\"\"        (Substitute \"\")

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Therefore, value of logarithmic expression is \"\".

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\"\"

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The value of logarithmic expression is \"\".