यदि \(A=\{-1,2\}\) और \(B=\{0,3\}\) हैं, तो कौन सा युग्म \(A\times B\) में है?
If \(A=\{-1,2\}\) and \(B=\{0,3\}\), which pair is in \(A\times B\)?
Explanation opens after your attempt
Correct Answer
A. ((-1,3))
Concept
In ((-1,3)), the first component \(-1\in A\) and the second \(3\in B\). A negative number is checked like any ordinary element.
Why this answer is correct
The correct answer is A. ((-1,3)). In ((-1,3)), the first component \(-1\in A\) and the second \(3\in B\). A negative number is checked like any ordinary element.
Exam Tip
((-1,3)) में पहला घटक \(-1\in A\) और दूसरा \(3\in B\) है। ऋणात्मक संख्या भी सामान्य तत्व की तरह जांची जाती है।
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