2.2 1

Section 2.2 Functions Functions & Graphs Function Notation & Equations Applications: Interpolation & Extrapolation

2.2 2

Definition of a Function, and it’s Domain and Range

2.2 3

Which of these are Functions ?

YesNo

Yes

Yes

No

2.2 4

A Set of Ordered Pairs may or may not Define a Function

2.2 5

Domain and Range of a Set of Points

D = {-3, 1, 3, 4}

R = {-2, 0, 1, 5}

2.2 6

Range & Domain of Lines & Curves

2.2 7

The Vertical Line Test

2.2 8

Function Notation (f is common, g, h, F also)

2.2 9

Find Function Values for

2.2 10

Determine the Domain of

2.2 11

Interpolation and Extrapolation Interpolate: Find a value between 2 other values Extrapolate: Find a projected value beyond

2.2 12

What Next? Section 2.3 –

Linear Functions:Slope, Graphs, & Models