$\"\"$

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The statement is $\"\"$ .

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$\"\"$ (Product of two same signs is positive)

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

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$\"\"$ (Product of two different signs is negative)

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

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$\"\"$ (The statement is true) $\"\"$

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The true statement is $\"\"$ .