$\"\"$

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The exponential inequality is $\"\"$ .

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Apply logarithm to the inequality.

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$\"\"$

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Rewrite the above equation.

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$\"\"$

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

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$\"\"$ .

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Divide the inequality by $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$ .

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$\"\"$

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$\"\"$ .