Introductions to Functions

What is the range of the mapping?

• {1, 2, 4}

• {0, 1, 2, 3}

• {0, 3}

• {1, 4}

What is the range of the table?

• {-4, 0, 1, 3}

• {-2, 0, 2, 3}

• {-4, -2, 0, 1, 2, 3}

• { (0, 0), (2, -4), (3, 3), (-2, 1) }

Is it a function?

• It IS a function.

• It IS NOT a function

Is it a function?

• It IS a function.

• It IS NOT a function

A relation where every input in matches with exactly one output is called what?

• Relation

• Linear

• Exponential

• Function

All of the x values or inputs are called what?

• Domain

• Range

• Relation

• Function

Which relation does the mapping show?

• <(0, 1), (1, 2),(3, 4)>

• <(1, 0), (2, 1), (2, 2), (4, 3)>

• <(0, 1), (1, 2), (2, 2), (3, 4)>

• <(1, 0), (2, 1), (4, 3)>

What is the domain of the relation shown in the table?

• {12}

• {6, 18}

• {3, 9, 15, 16}

• {13}

Is it a function?

• It IS a function.

• It IS NOT a function

.

• Function

• Not a Function