Question

.If A = {1, 2, 3 }, B = {4, 5, 6 }, which of the following is not a relation from A to B

R1 = {(1, 4), (1, 5),(1, 6)}

R2 = {(1, 5), (2, 4), (3, 6)}

R3 = {(4, 2), (2, 6), (5, 1), (2, 4)}

R4= {(1, 4), (1, 5), (3, 6), (2, 6), (3, 4)}​

Answer 1

Answer:

A to B = {0}

Step-by-step explanation:

A=1,2,3

B=4,5,6

not relations from AtoB