$\"\"$ \

$\"\"$

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To calculate limit by using basic rule of limits.

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$\"\"$ (Substitute: $\"\"$ )

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$\"\"$ (To find the power: $\"\"$ )

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$\"\"$ (Multiply: $\"\"$ )

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$\"\"$ (Simplify)

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$\"\"$

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The solution of $\"\"$ is 1.

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