Set notation

If A={6,8,10,12} then 5 ∈ A

• True

• False

Elements of set do not repeat itself.

• True

• False

If P = {a, e, i, o, u} then choose which are correct .

• a ∈ P

• b ∈ P

• i ∈ P

• g ∉ P

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 }

Given that
R = { factors of  36 }. 
n(R) = 

• 6
• 9
• 12
• 15

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

• Superset

• Empty (or Null) Set

• Disjointed Set

• Subset

Every set has _____ as one of its subsets (select all that apply.)

• ∅

• 0

• itself

• the real numbers

How do you write "the complement of A"?

• n(A)

• (A)

• A'
  

What does this symbol ( ∪ ) represent in set theory?

• Union

• Intersection

• Disjointed

• Subset

What does this symbol ( ∩ ) represent in set theory?

• Union
• Intersection
• Disjointed
• Subset