\"\"

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The equation is \"\".

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\"\"

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Apply log on each side.

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\"\"

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Apply power rule of logarithms: \"\".

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\"\"

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Apply derivative on each side with respect to \"\".

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\"\"

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Apply  logarithm differentiation formula: \"\".

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\"\"

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Apply product rule of derivatives: \"\".

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\"\"

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\"\"

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\"\"

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\"\"

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Substitute \"\".

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\"\".

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\"\"

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\"\".