Either prove the equality or disprove by counterexample. (a) A-B=A- B? (b) A-B=B-A?

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answerhappygod
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Either prove the equality or disprove by counterexample. (a) A-B=A- B? (b) A-B=B-A?

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Either Prove The Equality Or Disprove By Counterexample A A B A B B A B B A 1
Either Prove The Equality Or Disprove By Counterexample A A B A B B A B B A 1 (11.96 KiB) Viewed 10 times
Either prove the equality or disprove by counterexample. (a) A-B=A- B? (b) A-B=B-A?
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