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GATE CSE & IT · Algebraic Structures · 2006-2006

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Rosen — Discrete Mathematics and Its Applications

Discrete structures, counting, relations, graph theory

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2006 PYQ

The set $$\left\{ {1,\,\,2,\,\,3,\,\,5,\,\,7,\,\,8,\,\,9} \right\}$$ under multiplication modulo 10 is not a group. Given below are four plausible reasons. Which one of them is fal...

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