Quiz about Set Notation

Question 1

Randy gives two sets to Andy, that are A = {a, e, i, o, u} and B = {l, m, n, o, p, q}. Andy said $$\left(A\cap B\right)$$ = O

(1 mark)

Accepted Answer

FALSE

Answer

TRUE

Question 2

The Universal Set = { -4, 3, -2, -1, 0, 1, 2, 3 ,4} and A = {0}.
What is the complement of A?

Accepted Answer

{-4, -3, -2, -1, 1, 2, 3}

Answer

{-4, -3, -2, -1, 0, 1, 2, 3}

Answer

{-3, -2, -1, 1, 2, 3}

Answer

{-4, -3, -2, -1, 1, 2, 3, 4}

Question 3

If
U (the universal set) = {1, 3, 5, 7, 9, 11, 13, 15, 17} and W = {5, 7, 9, 11}, then W' = . . ..

Accepted Answer

1, 3, 13, 15, 17}

Answer

{1, 3}

Answer

{2, 4, 6, 8, 10, 12, 14, 16}

Answer

{1, 3, 5, 7, 9, 11, 13, 15, 17}{

Question 4

The Universal Set = { -4, 3, -2, -1, 0, 1, 2, 3 ,4} and A = {0}.
What is the complement of A?

Accepted Answer

{-4, -3, -2, -1, 1, 2, 3}

Answer

{-4, -3, -2, -1, 0, 1, 2, 3}

Answer

{-3, -2, -1, 1, 2, 3}

Answer

{-4, -3, -2, -1, 1, 2, 3, 4}

Question 5

Find n(A) when A = {14, 16, 18, 20, 22, 24}.

Accepted Answer

6

Answer

14

Answer

24

Answer

2

Question 6

Which of following are the possible subsets of

U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}?

Accepted Answer

A = {2, 4, 6, 8}

Accepted Answer

B = {1, 3, 5, 7}

Answer

C = {5, 6, 7, 10}

Answer

D = {-2, 3, 4, 5}

Question 7

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

Accepted Answer

9

Answer

6

Answer

12

Answer

15

Question 8

What is the set builder notation for B = {9, 18, 27, 36, 45, 54,...}

Accepted Answer

B = {x/x is a multiple of 9}

Answer

B = {x/x is a power of 9}

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