Question

Let A = {1, 2} and B = {2, 4, 6). Let f = {(x,y): x € A, Y EB and y> 2x+1).
Write f as a set of ordered pairs.
Show that f is a relation but not a function from A to B.​

Answer 1

Step-by-step explanation:

f={(1,4),(1,6),(2,6)}

element 1 has two images i.e 4,6

so not a function