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$\"\"$

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The expression is $\"\"$ .

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$\"\"$ (Apply distributive property: $\"\"$ )

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

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$\"\"$ (Apply product of powers property: $\"\"$ )

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$\"\"$ (Add powers: $\"\"$ ) $\"\"$

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The product of $\"\"$ is $\"\"$ .