\(यदि (U={1,2,\ldots,28}), (A={x:x \in U,x\) विषम है\(}) और (B={x:x \in U,7\mid x}), तो (A'\cap B) क्या है\)?
\(If (U={1,2,\ldots,28}), (A={x:x \in U,x\) is odd\(}), and (B={x:x \in U,7\mid x}), what is (A'\cap B)\)?
Explanation opens after your attempt
A. ({14,28})
Simple Explanation
(A') सम संख्याओं का समुच्चय है। (7) के गुणजों में सम सदस्य (14) और (28) हैं। / (A') is the set of even numbers. Among multiples of (7), the even members are (14) and (28).
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