www.iTutoring.com -­‐ NOTES Name _________________________________ Evaluating and Graphing Piecewise Functions Date ___________________ Period _______ Piecewise Function
A function defined by different equations over different parts of the domain.
f(x) =
Find f(-5)
5x + 2
if x < -1
x2 – 4
if x ≥ -1
Find f(0)
Find f(4)
Piecewise Function
A function defined by different equations over different parts of the domain.
f(x) =
Find f(-6)
x2 + 4
3x + 1
-x – 6
Find f(5)
if x < -4
if -4 ≤ x ≤ 4
if x > 4
Find f(2)
Graph the following piecewise function.
f(x) =
x+2
if x < -1
x2 – 4
if x ≥ -1
Graph the following piecewise function.
f(x) =
-x – 8
if x < -5
6
if -5 ≤ x ≤ 5
2x – 10 if x > 5
© iTutoring.com
Evaluating and Graphing Piecewise Functions Pg. 2