if a and b are two positive integers such that a>be 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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17 + 13 = 30÷2= 15 is odd
17 - 13 = 04÷2= 4 is even
17 - 13 = 04÷2= 4 is even
harini39:
but how did u get the values as 17 and 13
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