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The intersection of two _____ sets will always be an empty set.

Question 1 options:

1) 

Intersecting

2) 

Conjoined

3) 

Complementary

4) 

Disjointed

Question 2 (1.5 points)

 

In set theory, each item in a set is called a(n) _____.

Question 2 options:

1) 

element

2) 

complement

3) 

object

4) 

unit

Question 3 (1.5 points)

 

Set A contains all positive integers less than 10. What elements would be found in the subset of A that contains only numbers divisible by three.

Question 3 options:

1) 

3, 6, 9

2) 

1, 2, 3, 4, 5, 6, 7, 8, 9

3) 

2, 4, 6, 8

4) 

1, 3, 9

Question 4 (1.5 points)

 

If Set A contains all even numbers less than 45, and Set B contains all numbers less than 45 that are multiples of 5, how many elements would be in the intersection of Set A and Set B?

Question 4 options:

1) 

10

2) 

8

3) 

4

4) 

5

Question 5 (1.5 points)

 

N = {0, 1, 2, 3, . . .} is the set of all integers.

Question 5 options:

True

False

Question 6 (1.5 points)

 

Which answer below would result in the shaded regions 1 and 3..

Question 6 options:

1) 

A’ ∩ C’

2) 

A’ U B’

3) 

A’ ∩ C

4) 

B’ U C

Question 7 (1.5 points)

 

Which answer below would result in the shaded regions?

Question 7 options:

1) 

(A ∩ B) U (B ∩ C)

2) 

(A ∩ B) U (A ∩ C) U (B ∩ C)

3) 

(A ∩ B) ∩ (A ∩ C) U (B ∩ C)

4) 

(A ∩ C) ∩ (B ∩ C)