Question:
Let $R=\{(a, b): a, b \in N$ and $b=a+5, a<4\} .$
Find the domain and range of $R$.
Solution:
$\operatorname{dom}(R)=\{1,2,3\}$ and range $(R)=\{6,7,8\}$
Click here to get exam-ready with eSaral
For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.