Introduction of Sets

Which of the following is a well-defined set?

• A set of beautiful places

• A set of good volleyball players

• A set of Philippine Presidents

• A set of successful students

List of all elements in the set A={school}

• {s, c, h, o, o, l}

• {s, c, h, o, l}

• {s, h, o, o, l}

• {s, c, o, l}

Which of the following is the symbol of an empty set?

• U

• ∅

• 

• ∩

Which of the following is a subset of A= {1,3,4}?

• (0)

• (1,3,4,)

• (5)

• (2)

Given the set of letters in the word “RESPONSIBILITY”, what is the cardinality of the given set?

• 1

• 10

• 11

• 14

What is the symbol for the Null of the set?

• U

• ∩

• { }

• -

What is the cardinality of the set?

A= Set of lion under the sea

• n(A) = 0

• n(A) ={ }

• A =4

• A = 0

"A set of hospital operation at home" is an example of what type of set?

• Null set

• Subset

• Universal Set

• Cardinality of the set

The following are the subset of the set U=(L,O,V,E}, except?

• {L}

• {L,V}

• {L,O,V,E}

• {0}

Which of the following set have a cardinality of 8?

• Set A that contains negative numbers greater than -8

• Set B that contains the letter in the word "SURPRISE"

• Set C is a set of colors in a rainbow

• Set D is a set of fruits in the market