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Use the graph of the parabola to fill in the table. 10- (a) Does the parabola open upward or downward? O upward O downward (b) Find the coordinates of the vertex. -10 8 6 8 10 vertex : (c) Find the equation of the axis of symmetry. -10- equation of axis of symmetry: (d) Find the intercept(s). For both the x- and y-intercept(s), make sure to do the following. . If there is more than one, separate them with commas. . If there are none, select "None". x-intercept(s) : y-intercept(s)