यदि \(A=\{4,5\}\) और \(B=\{6,7,8\}\) हैं, तो \(A\times B\) का सही सेट-बिल्डर रूप कौन सा है?
If \(A=\{4,5\}\) and \(B=\{6,7,8\}\), which is the correct set-builder form of \(A\times B\)?
Explanation opens after your attempt
Correct Answer
C. \({(x,y):x\in A,,y\in B}\)
Concept
Cartesian product is a set of ordered pairs. In the correct form, the first component is from (A) and the second is from (B).
Why this answer is correct
The correct answer is C. \({(x,y):x\in A,,y\in B}\). Cartesian product is a set of ordered pairs. In the correct form, the first component is from (A) and the second is from (B).
Exam Tip
कार्तीय गुणन क्रमित युग्मों का समुच्चय है। सही रूप में पहला घटक (A) से और दूसरा (B) से होना चाहिए।
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