2.1 - Set Notation Practice

What type of set is denoted as either { } or ∅?

• Universal Set
• Empty (or Null) Set
• Disjointed Set
• Complement of a Set

Tags

CCSS.HSS.CP.A.1

Find n(A) when

A = {14, 16, 18, 20, 22, 24}

• 6

• 14

• 24

• 2

 $0\in Whole\ Numbers$  

• True

• False

Which of the following is a well - defined set?

• a set of good politicians

• a set of heart-breaking KDramas

• a set of award winning shows

Find the cardinality of B = {-3, -1, 1, 3, 5, 7}

• a. 2

• b. 4

• c. 6

• d. 8

The Cardinality is the number of elements in a set.

• true

• false

D = {dog, cat, chicken, rabbit), what is n(D)?

• 3

• 4

• 6

• 5

Tags

CCSS.6.SP.A.3

If A={6,8,10,12} then 5 ∈ A

• True

• False

Which of the following is the symbol for element of?

• ∅

•  $\subset$  

•  $\in$  

•  $\not\subset$  

What is the cardinality of a null set?

• 0

• 1

• infinite

• undefined