1. Exercise #11
Graphing Absolute Value
Recall x
Definition:
Example
Write f ( x) x 2 as a piece-wise function.
The graph of f ( x) is:
y
x
Example
Graph f ( x) 2x 1
y
x

2. Example
Graph f ( x) x2 1
y
x
Example
Graph f ( x) 3 x 2 4
y
x
Example
Graph f ( x) cos x
y
x

3. Example
Graph f ( x) 2 x 3 1
y
x
Piece-Wise Graphs
x 2 x<0
2
Ex. f ( x) x when 0 x 2
x x>3
y
x