JAMB - Mathematics (2004 - No. 39)
The shaded region in the Venn diagram above is
Pc ∪ (Q ∩ R)
Pc ∩ (Q ∪ R)
P ∩ Q
Pc ∩ (Q ∩ R)
Explication
The shaded portion shows the elements in Q and R, but not in P, Q n R n P'
The shaded region in the Venn diagram above is