Find the domain and range of the following relation `R={(1,3),(1,5),(1,7),(1,9)}`

Explanation

To find the domain and range of the relation \( R = \{(1,3), (1,5), (1,7), (1,9)\} \), we can follow these steps:

### Step 1: Identify the Domain
The domain of a relation consists of all the first elements of the ordered pairs. In this case, the ordered pairs are:
- (1, 3)
- (1, 5)
- (1, 7)
- (1, 9)
...