Let U = {3, 6, 9, 12, 15, 18, 21 $A ^ { \prime } = \varnothing$

Short Answer

Let U = {3, 6, 9, 12, 15, 18, 21, 24} and A = {9, 12, 15, 21}. A' A) $A ^ { \prime } = \varnothing$
В) $A ^ { \prime } = \{ 3,6,18,24 \}$
C) $A ^ { \prime } = \{ 3,6,24 \}$
D) $A ^ { \prime } = \{ 0 \}$