$\"\"$

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The expression is $\"\"$ .

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Divide by the greatest common factors ofter multiplying.

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Multiply the numerators and denominators.

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$\"\"$

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$\"\"$

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Apply difference of the squares formula: $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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The simplified expression is $\"\"$ .