\(यदि (A={x:x\in \mathbb{N}, 1\le x\le 30, x\) का गुणज 2 है\(}) और (B={x:x\in \mathbb{N}, 1\le x\le 30, x\) का गुणज 3 है\(}), तो (A\cap B) में कितने अवयव हैं\)?
\(If (A={x:x\in \mathbb{N}, 1\le x\le 30, x\) is a multiple of \(2}) and (B={x:x\in \mathbb{N}, 1\le x\le 30, x\) is a multiple of \(3}), how many elements are in (A\cap B)\)?
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A. (5)
Simple Explanation
\(A\cap B\) में (2) और (3) दोनों के गुणज, यानी (6) के गुणज आएंगे। (30) तक ऐसे अवयव ({6,12,18,24,30}) हैं। / \(A\cap B\) contains multiples of both (2) and (3), that is, multiples of (6). Up to (30), these elements are ({6,12,18,24,30}).
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