Mathematics for IGCSE & O level - Powers And Roots (Section 1 - No. 24)
What set notation would you use for multiples of 12 in terms of E, T, and F (multiples of 2, 3, and 4, respectively)?
E ∪ F
E ∩ F
E ∪ T
T ∩ F
Selitys
Multiples of 12 are multiples of both 3 and 4, which is represented by the intersection (∩) of T and F.