Question

Let U = {4, 8, 12, 16, 20, 24, 28, 32} and A = {12, 16, 20, 28}. Find A

Answer 1

A is given in the question lol

Answer 2

is there find A' ?
so A' =U - A
= {4,8,12,16,20 ,24,28,32 } -{12,16,20,28}
A' = { 4,8,24,32}
this is the correct answer