2­2 Extension day 2
Graphing Piecewise Functions
Objective: To graph piecewise functions
Title: Jul 16­11:42 AM (1 of 6)
Check Skills You'll Need
Write the rule for the piecewise functions
1. Title: Jul 16­11:42 AM (2 of 6)
2.
Graphing a piecewise function
To graph a piecewise function:
1. Graph each piece individually
2. Erase around the domain
3. Mark each end point with an arrow, or a closed or open circle
Title: Jul 16­11:42 AM (3 of 6)
Graph the piecewise function
{
3
x < 2
2x ­ 4
_
x > 2
f(x) = * Answer hidden
Title: Jul 16­11:42 AM (4 of 6)
Graph the piecewise function
{
f(x) = ­1
­6 < x < ­1
½x + 3
­1 ≤ x < 2
x
2 ≤ x
* Answer hidden
Title: Jul 16­11:42 AM (5 of 6)
Homework
Graphing piecewise
functions worksheet
Title: Jul 16­11:42 AM (6 of 6)