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$\"\"$

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The expression is $\"\"$

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$\"\"$ (Substitute; $\"\"$ )

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$\"\"$ (Signs are same.So product is positive)

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$\"\"$ (Multiply; $\"\"$ )

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$\"\"$ (Add; $\"\"$ )

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$\"\"$ (Divide; $\"\"$

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$\"\"$

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The value of expression is $\"\"$

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