Question

► 10. Let A = { 3, 6, 12, 15, 18, 21},
B = {4, 8, 12, 16, 20), C = { 2, 4, 6,
8, 10, 12, 14, 16} and
► D = { 5, 10, 15, 20). Find:-
i) A -B ii) A-C iii) A-D iv)
B-C V) D-A​

Answer 1

Answer:

1. (3,6,18,21)

2.(3,15,18,21)

3.(3,6,12,18,21)

4.(4,20)

5.(5,10,20)