WAEC 2025

In the diagram above, the shaded portion is

A(P ∪ Q)\(^1\) ∩ R
BP\(^1\) ∩ Q ∩ R
CP\(^1\) ∩ R
DQ\(^1\) ∩ R

Explanation

The expression (P ∪ Q)' ∩ R represents the region containing elements that belong to set R, but are not in set P or set Q (i.e., the region belonging to R only). Note that the superscript '1' represents the set complement symbol (').

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