यदि \(A=\varnothing\) और \(B=\{1,2\}\) है, तो \(A\times B\) क्या होगा?
If \(A=\varnothing\) and \(B=\{1,2\}\), what is \(A\times B\)?
Explanation opens after your attempt
A. \(\varnothing\)
Concept
There is no element in (A) for the first component, so no ordered pair is formed. Pay special attention to the empty set.
Why this answer is correct
The correct answer is A. \(\varnothing\). There is no element in (A) for the first component, so no ordered pair is formed. Pay special attention to the empty set.
Exam Tip
पहले घटक के लिए (A) में कोई तत्व नहीं है, इसलिए कोई क्रमित युग्म नहीं बनेगा। खाली समुच्चय पर विशेष ध्यान दें।
Login to save your score, XP, coins and progress.
