2. The graph of a quadratic function (a parabola) has an axis of symmetry x = 4, and passes
through the point (7.3,5).
(a) Name another point on the parabola. Explain.
(b) The quadratic function is increasing to the left of x = 4, and decreasing to the right of
x = 4. Will the vertex be the maximum or minimum point on the graph of the
parabola? Explain.