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Negative 1 factor in the product with negative sign

If the product with a negative sign has a negative 1 factor, then the negative sign cancels the negative 1 factor out.

If the product with a negative sign has a negative 1 factor, then the negative sign cancels the negative 1 factor out.


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If the product with a negative sign has a negative 1 factor, then the negative sign cancels the negative 1 factor out.


More info