Answer: {1,3,5}.
- A {1,3,5}
- B {2,4}
- C {1,2,3,4,5,6}
- D {6}
Correct answer: A. {1,3,5}
Explanation: A - B = elements in A that are NOT in B = {1, 3, 5}.
A Venn diagram makes set identities visual: A∪B is everything inside either circle, A∩B is only the overlap, and the region outside both circles represents the complement of their union - directly illustrating De Morgan's law (A∪B)′ = A′∩B′.
Concept context
Types of sets, operations (union/intersection/complement), relations, and types of functions with domain and range