Question

For the universal set {4, 5, 6, 7, 8, 9, 10, 11,12,13} ; find the subset of C = {prime numbers}.
Also, find a complement of C.

Answer 1

C = {Prime numbers} = {5, 7, 11, 13}

C’ = { 4, 6, 8, 9, 10, 12}