Describing Repeated Roots on a Graph f (x) = (x + 1)(x - 2)(x - 3)2
y
151
10
5
X
-2
3
4
5
-5
-10
204
For the single roots - 1 and 2, the graph
the x-axis at the intercepts.
For the double root 3, the graph
the x-axis at the intercepts.