What are the elements of B ∩C? _______22. What are the elements of (A U B U C)’ or complement? _______23. What are the elements of B – A? _______24. What are the elements of A – C? _______25. What are the elements of AUB?
A. For #’s 46-50: Union of two sets Let U={1, 2, 3, 4, 5, 6, 7, 8}
A={1, 3, 5, 6}
B={3, 2 , 4}
C={1,
Choices:
a. {1, 2, 3, 4, 5,6} b. {3, 5, 6} c. {4}
_______21. What are the elements of B ∩C?
_______22. What are the elements of (A U B U C)’ or complement?
_______23. What are the elements of B – A?
_______24. What are the elements of A – C?
_______25. What are the elements of AUB?