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Two numbers a and b are such that one is...

Two numbers a and b are such that one is odd and the other is even. Which statement is necessarily true?

A

`a^(2b)` is even

B

`(a + b) ` is even

C

`a^b xx b^a` is even

D

`a^2 - b^2` is even

Text Solution

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The correct Answer is:
C
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