Question

EXERCISE 2.2
Let A = {1, 2, 3,...,14). Define a relation R from A to A by
R= {(x, y): 3x - y = 0, where x, y e A). Write down its domain, codomain and
range.​

Answer 1

Answer:

2,4,6,8,10,12,14,16,18,20,22,24,26,28

Explanation:

3x-y=0 substute A values in x and y like example.

3(1)-1=2