Study

Set Language and Notations

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Define the given set "Set of multiples of 3". Well-defined or not well-defined?

Well-defined

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

Subsets

3

(d)

If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A ∩ B?

A ∩ B = {3, 5, 7}

M = {vowel in the words "Binus School Serpong"}. List the subset of 3 elements from set M.

{e, i, o}, {e, i, u}, {e, o, u}, {i, o, u}

{2, 8}

A ∪ B'

A ∪ B

Q' = {0, 1, 2, 3, 5, 7, 8, 9}

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

Universal Sets

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

{2, 4}

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

Union

{e, f, g} ⊆ {g, e, f}

True

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

6

M ∪ N = ?

M ∪ N = {1, 2, 3, 5, 6, 8, 9}

Define the given set "Set of pretty ladies". Well-defined or not well-defined?

not well-defined

Follow the correct diagram

If ε = {1, 2, 3, 4, 6, 7}, M = {2, 6, 7}. Find the complement of set M.

{1, 3, 4}

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

Proper Subsets

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

Intersection

A ∩ B

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

Empty (or Null) Set

{3} ∈ {2, 3, 4, 5}

False