यदि \(A=\{1,2,3\}\) और \(R=\{(1,1),(1,2),(2,2)\}\) है, तो (R) में कितने ordered pairs हैं?
If \(A=\{1,2,3\}\) and \(R=\{(1,1),(1,2),(2,2)\}\), how many ordered pairs are in (R)?
Explanation opens after your attempt
Correct Answer
B. (3)
Concept
There are three ordered pairs listed in (R). While counting, count pairs and not repeated elements.
Why this answer is correct
The correct answer is B. (3). There are three ordered pairs listed in (R). While counting, count pairs and not repeated elements.
Exam Tip
दिए गए (R) में तीन ordered pairs लिखे हैं। गिनती करते समय repeated elements नहीं बल्कि pairs गिनें।
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