Lectures - 1.3 Sizes of Sets

Quiz 1.3 #1 - Sizes of Sets

Let n(U) = 12, n(A) = 6, n(B) = 5, n(A ∩B) = 3.
What is n(A U B)’ ?

  • A. 2
  • B. 3
  • C. 4

Quiz 1.3 #2 - Inclusion Exclusion

Let n(A U B) = 8, n(A) = 4, n(B) = 6.
What is n(A ∩ B)?

  • A. 1
  • B. 2
  • C. 8

Quiz 1.3 #3 - Sizes of Sets

Let A and B be sets in the Universe;
n(U) = 10, n(A’) = 6, n(A∩B) = 2.
What is n(A ∩B’)?

  • A. 1
  • B. 2
  • C. 3