Module 1: Sets

Given the set of letters in the word "PHILIPPINES", what is the cardinality of the given set?

• 6

• 11

• 8

• 9

Which of the following is a subset of A= {1, 2, 3 }

• { 0 }

• { 0, 1 }

• { 1, 2 }

• { 2, 3, 4 }

Michelle listed the set of all letters in the word "serendipity' as shown. What is wrong with this set?

A= { s, e, r, e, n, d, i, p, i, t, y }

• It uses commas.

• A capital letter is used to represent this set.

• The objects in this set are not listed once.

• It uses braces.

Given A= { s, e, a, t} and B= { s, t, a, n, d} , find A ∪ B.

• { s, e, a, t, n, d }

• { s, a, t }

• { n, d }

• { e }

Which of the following is a WELL-DEFINED Set?

• The set of responsible citizens.

• The set of all even numbers from 2 to 10.

• The set of beautiful and handsome Korean Stars.

• The set of young politicians.

Find the cardinality of the following sets.

Set A is the set of days in a week.

Given the set of letters in the word "LOVE". What is the cardinality of the given set?

• 11

• 8

• 6

• 4

Given F = {o, r, a, n, g, e} and G = {y, e, l, o, w}, find F ∩ G.

• {o, r, a, n, g, e, y, l, w}

• {e, o}

• {o, r, a, n, g, e}

• {y, e, l, o, w}

Find the cardinality of the following sets.

Set D is the set of letters in the word "recognition'.

True or false? {1, 2, 3, 4 } is subset from {1, 2, 3, 4, 5, 6, 7, 8, 9 }

• True

• False