यदि \(A=\{1,2\}\) और \(B=\{3,4,5\}\), तो \(A\times B\) के उपसमुच्चयों की संख्या कितनी है?
If \(A=\{1,2\}\) and \(B=\{3,4,5\}\), how many subsets of \(A\times B\) are there?
Explanation opens after your attempt
C. \(2^6\)
Concept
\(|A\times B|=2\times3=6\). The number of its subsets is \(2^6\).
Why this answer is correct
The correct answer is C. \(2^6\). \(|A\times B|=2\times3=6\). The number of its subsets is \(2^6\).
Exam Tip
\(|A\times B|=2\times3=6\) है। उसके उपसमुच्चयों की संख्या \(2^6\) होगी।
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