Use the fact that -x is unique to prove that -(-a) = a (hint: this is a very short proof, but requires creative thinking

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Use the fact that -x is unique to prove that -(-a) = a (hint: this is a very short proof, but requires creative thinking

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Use The Fact That X Is Unique To Prove That A A Hint This Is A Very Short Proof But Requires Creative Thinking 1
Use The Fact That X Is Unique To Prove That A A Hint This Is A Very Short Proof But Requires Creative Thinking 1 (26.06 KiB) Viewed 194 times
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Use the fact that -x is unique to prove that -(-a) = a (hint: this is a very short proof, but requires creative thinking). Use the fact that —x is unique to prove that –1(a) = = -a
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