Set Notation

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

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

Find n(A) when

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

• 6

• 14

• 24

• 2

What is the correct symbol for element?

• $\cap$

• $\subseteq$

• $\in$

• $\Sigma$

What is the correct symbol for subset?

• Ø
  

•  $\in$  

•  $\cup$  

•  $\subset$  

List the elements of the vowels in the word "circumference".

• {e, e, e, i, u}

• {c, m, f, r, n}

• { }

• {i, u, e}

ξ = {whole number from 3 to 28}

C = {prime numbers}

List the elements of set C

• C = {5, 7, 9, 11, 13, 17, 19, 23}

• C = {5, 7, 11, 13, 17, 19, 23}

• C = {7, 11, 13, 17, 23}

• C = {13, 19, 23}

Which of the following are the elements of the A={x/x is a whole number}

• {2, 4, 6}

• {0, 1, 2, 3, 4,......}

• {1, 2, 3, 4, 5,...}

Set  Q  contains the letters in the word  SISTER .
 Which of the following is set  Q ?

• Q = { S, T, R }
• Q = { I, E }
• Q = { S, I, S, T, E, R }
• Q = { S, I, T, E, R }

Fill in the blank space with  $\in$  or  $\notin$  to make the following statement true.

 $5\ _{-\ }\left\{x\ :\ x\ is\ a\ multiple\ of\ 5\right\}$  

•  $\in$  

•  $\notin$  

Fill in the blank space with  $\in$  or  $\notin$  to make the following statement true.

0 ____ {2000}

• $\in$

• $\notin$