Question

Create your own rational function and graph that function using technology. Submit both the function and the graph to your instructor.

Answer 1

Let's graph
$$
f(x)=(x-6)(x+9)(x-10)
$$
Which will cross the x-axis at x=6, x=-9 and x=10. Here is it's graph: http://www.wolframalpha.com/input/?i=%28x-6%29%28x%2B9%29%28x-10%29

Make sense?