Page 9 - Functions

Question

2
Sketch the graph of ( ) = − 4 and ( ) =

Solution
2
Table of values for ( ) = − 4
x -2 -1 0 1 2
f 0 -3 -4 -3 0

Straight line ( ) =
x 0 1
f 0 1

From the graph below the points of intersection are: (-2; 2) and (3 ; 3)