If A. is a negative rational number and B. is a positive rational number, which of the following must be true? Give an example f
or the statements that are true and a COUNTEREXAMPLE for the statements that are false. A. a - b is a positive
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B. b - a is a positive
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C. b + (-a) is a negative
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COUNTEREXAMPLE : its a theory HELP MEEEEE PLES
