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if a and b are two odd positive intergers such that a>b,then prove that one of the two numbers a+b÷2 and a-b÷2 is odd and the other is even.

Answer» if a and b are two odd positive intergers such that a>b,then prove that one of the two numbers a+b÷2 and a-b÷2 is odd and the other is even.


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