Evaluating Functions .
Table
.
.
Function rule
Graph
*
у
f(x) = 2x - 1
y
8
1
1
f(1) = 20
= 2
b) – 1
,7)
6
2
3
(3,5)
4.
= 2-1
(2,3)
3
5
2
, 1)
X
4
7
2
4
6
8