$\"\"$

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If $\"\"$ ,show that $\"\"$ .

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Consider the function $\"\"$ .

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Substitute $\"\"$ in the above expression.

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$\"\"$ .

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Apply logarithm quotient property: $\"\"$ .

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$\"\"$

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Since $\"\"$ .

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$\"\"$

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$\"\"$

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Substitute $\"\"$ in the above function

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Therefore, $\"\"$ .

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$\"\"$

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If $\"\"$ ,then $\"\"$ .