Does the parabola open upward or downward?

upward

downward
(b) Find the equation of the axis of symmetry.
equation of axis of symmetry:

(c) Find the coordinates of the vertex.
vertex:

(d) Find the intercept(s).
For both the - and -intercept(s), make sure to do the following.

If there is more than one, separate them with commas.
If there are none, select "None".
-intercept(s):

-intercept(s):