Question

1. If = {1, 2, 3, ..., 20), A =
20), A = (multiples of 2),
B {multiples of 4) and C = (multiples of 3),

list the elements of the following.
(a) A
(b) B
(c) C
(d) A
(e) B
(f) C​

Answer 1

Answer:

A={4,8,12,16,20}

B={2,4,6,8,10,12,14,16,18,20}

C={3,6,9,12,15,18}