यदि \(A=\{1,2,3,4\}\) और \(R=\{(a,b):a+b\le 5\}\), तो ((4,2)) के बारे में क्या सही है?
If \(A=\{1,2,3,4\}\) and \(R=\{(a,b):a+b\le 5\}\), what is correct about ((4,2))?
Explanation opens after your attempt
A. \((4,2)\notin R\)
Concept
Since (4+2=6) and \(6\le 5\) is false. Therefore \((4,2)\notin R\).
Why this answer is correct
The correct answer is A. \((4,2)\notin R\). Since (4+2=6) and \(6\le 5\) is false. Therefore \((4,2)\notin R\).
Exam Tip
क्योंकि (4+2=6) और \(6\le 5\) असत्य है। इसलिए \((4,2)\notin R\)।
Login to save your score, XP, coins and progress.
