$\"\"$

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The logarithmic expression is $\"\"$ .

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Power property of natural logarithms: $\"\"$ .

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$\"\"$

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Product property of logarithm $\"\"$ .

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$\"\"$

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Quotient property of logarithm: $\"\"$ .

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$\"\"$

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Therefore, $\"\"$ .

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$\"\"$

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$\"\"$ .