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GATE Mechanical 2017 Set 2 | GA Question: 3
Arjun
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Quantitative Aptitude
Feb 27, 2017
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Mar 5, 2021
by
Lakshman Bhaiya
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If $a$ and $b$ are integers and $a-b$ is even, which of the following must always be even?
$ab$
$a^{2}+b^{2}+1$
$a^{2}+b+1$
$ab-b$
gateme-2017-set2
numerical-ability
algebra
Arjun
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Quantitative Aptitude
Feb 27, 2017
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Lakshman Bhaiya
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