- Greatest Integer Function.
[ [-9.9] ] =

[ [-9.1] ] = [ [-9] ] =[ [9] ] =

[ [9.1] ] = [ [9.9] ] = - Match the Graphs.
C f(x) = |x|

A f(x) = x

D f(x) = [ [x] ]

F f(x) = - |x|

B f(x) = -x

E f(x) = - [ [ x ] ]

- Match the Pieces 1.
- Match the Pieces 2.
- Challenge: Intervals for a Step Function.
- Which Type of Function?
D___________C

__A___E___B__

- Which are Step Functions?
*your earnings if you are paid $10 per hour...**number of buses to take students to a sports game...**the cost of first class postage...* - Piecewise Functions.
*A piecewise function is a function which is defined by two or more functions on separate intervals of a graph**the middle graph*and*the right graph*