ObeyyBandaGirl ObeyyBandaGirl

10-09-2014
Mathematics

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True or false? When n is a negative integer, n-n=0. Justify your response

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pinkster104 pinkster104

10-09-2014

This would be true. It is a trick question if you didn't pay attention to the negative. Just try substituting the n s for negative integers. For example:
-4--4. The negatives rule each other out and then -4+4=0.

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