यदि \(A=\{1,2,3\}\) है, तो \(A\times A\) में कितने युग्म होंगे?
If \(A=\{1,2,3\}\), how many pairs will be in \(A\times A\)?
Explanation opens after your attempt
Correct Answer
C. (9)
Concept
Here \(|A\times A|=|A|^2=3^2=9\). This value is needed before counting relations.
Why this answer is correct
The correct answer is C. (9). Here \(|A\times A|=|A|^2=3^2=9\). This value is needed before counting relations.
Exam Tip
\(|A\times A|=|A|^2=3^2=9\)। संबंधों की संख्या निकालने से पहले यही मान चाहिए।
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