$\"\"$

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The function is $\"\"$ .

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$\"\"$ (Replace x with $\"\"$ )

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$\"\"$ (Apply distributive property: a(b $\"\"$ c) = ab $\"\"$ ac)

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

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

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The value of the function is $\"\"$ .