$\"\"$

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The limit is $\"\"$ .

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Product property of limits : $\"\"$ $\"\"$ .

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$\"\"$ .

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

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Rewrite the above expression as $\"\"$ .

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Limit property: $\"\"$ .

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$\"\"$ .

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$\"\"$ .

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$\"\"$

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$\"\"$ .