Sets and Set Operations

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

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

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

• Union
• Intersection
• Disjointed
• Subset

Tags

CCSS.HSS.CP.A.1

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

• Union

• Intersection

• Disjointed

• Subset

Tags

CCSS.HSS.CP.A.1

What does this symbol mean?
∉

• Is not a member of
• Is not an intersection
• Not the universal set
• Empty set

Tags

CCSS.HSS.CP.A.1

Which is the correct set notation for A U B?

• {12, 14, 15, 18, 21}
• {10, 11, 12, 14, 15, 18, 21}
• {10, 11, 13, 16, 17, 19, 20}
• {12, 14, 15}

Tags

CCSS.HSS.CP.A.1

Which is the correct set notation for A intersection B ?

• {12, 14, 15, 18, 21}

• {10, 11, 12, 14, 15, 18, 21}

• {10, 11, 13, 16, 17, 19, 20}

• {21}

Tags

CCSS.HSS.CP.A.1

A = {1, 2, 3, 4, 5, 6}

B= {2, 3, 8, 10, 12}

find A - B

• {2,3}

• {1,4,5,6,}

• {1,3,4}

• {2,4,6}

if U = { red, blue, green, yellow, purple}

A = {red, blue,yellow}

what is A'?

• A' = {green, purple}

• A' = {purple}

• A' = {blue, red, purple}

• A' = {red, blue green}

Given the sets
A = {2, 3, 4, 5} and B = {2, 4, 5, 6}

What is  $A\cup B$  ?

• {2, 4, 5}

• {2, 3, 4, 5, 6}

• {3}

• {6}

Tags

CCSS.HSS.CP.A.1

Given the sets
A = {a, b, c, d, e} and B = {a, c, d, f}

What is  $A\ \cap\ B$  ?

• {a, c, d}

• {a, b, c, d, e, f}

• {b, e}

• {f}