ATS Math Bill Kelas 8

A set of ordered pairs is called what?

• Coordinates

• Function

• Relation

• Range

All of the x values or inputs are called what?

• Domain

• Relation

• Range

• Function

All of the y values or outputs are called what?

• Domain

• Relation

• Range

• Function

Which of the following relations is not a function

• The set of countries with their flag

• The set of students with their hobbies

• The set of countries with their national anthem

• The set of student with their registered number

Which set is a relation but NOT a function?

• {(1,2), (2,2), (3,5), (6,7)}

• {(6,5), (7,8), (8,0), (6,5)}

• {(1,1), (1,3), (1,5), (1,8)}

• A horizontal line

{(1,2), (3,4), (1, X)}
In order for this relation to NOT be a function X must equal what?

• 1

• 2

• 3

• 4

{(1,2), (3,4), (5,10)}
What is the domain?

• {1,2,3,4,5,10}

• {2,4,6}

• {1,2,3,5}

• {1,3,5}

{(1,2), (5,8), (9,-4)}
What is the range?

• {-4, 2, 8}

• {-4, 1, 2, 5, 8, 9}

• {1, 5, 9}

• None of the above

What is the range of the relation shown on the mapping diagram?

• R={-7,11}

• R={3,5,8}

• R={3,5,8,12}

• R={all real number}

In the given relation, what domain value corresponds to the range value -2?

{(-1,2),(-2,4),(2,5),(0,-2),(2,0)}

• 0

• 2

• -2

• 4