The following is a link to a doc with a picture of my question. It has a graph so I couldn't write it.
docs.google.com/document/d/1z7NpDHYFABc6rvHOcE_io3zx0JKYhXhDqGyPpzPEzwI/edit
1 answer
clearly the line intersects the parabola in two points.