Assignment 3 - Properties of Sets

How many elements are in the set {whole numbers between 3 and 15}?

11

How many elements are in the set {A,B,C}?

3

Given that B = {1, 2, 3, 4}, how many subsets have exactly two elements?

6

Given A = {a, b, c}, how many subsets does A have including ∅?

8

Select the symbol = (equal to) or ≠ (not equal to) to make the expression true. {1, 2, 3, 4, 5} ? {whole numbers between 1 and 5 inclusive}

=

Select the symbol = (equal to) or ≠ (not equal to) to make the expression true. {2, 4, 6} ? {6, 4, 2}

=

Which of the following does not represent the empty set?

{0}

Use the list method to write "The perfect square integers between 1 and 80 inclusive".

{1, 4, 9, 16, 25, 36, 49, 64}

Use the list method to write "The odd integers between 2 and 15".

{3, 5, 7, 9, 11, 13}

Which of the following sets is not finite? {x|x is an integer that is less than 0} {x|x is a natural number less than 10} {x|x is a whole number between 0 and 10}

{x|x is an integer that is less than 0}

Select the symbol = (equal to) or ≠ (not equal to) to make the expression true. {0} ? { }

≠

Given A = {a, b, c} and B = {c, a}, which of the following is true?

B ⊂ A

Given B = {1, 2, 3, 4}, is the following statement true or false? The subset ∅ is a subset of B.

True