Union and Intersection (Grade 10 NSC Matric Mathematics): Flashcards

Set with all elements from both original sets

$A \cup B$ or 'A or B'

OR logic

Set with only elements in both sets

$A \cap B$ or 'A and B'

AND logic

$\emptyset$ (empty set)

Overlapping region where circles meet

Once

All shaded areas (everything in either circle)