Construct the line that is perpendicular to the directrix and passes through the focus. This line will be the axis of symmetry of the parabola. What are the
coordinates of the point of intersection, A, of the axis of symmetry and the directrix
of the parabola?

For which pair of functions is (gof)(a)=|a|-2?

Explain how you could use the interactive table to tell if sets of points are on the same line. math 8

The distribution of a sample of the outside diameters of pvc pipes approximates a symmetrical, bell-shaped distribution. the arithmetic mean is 14.0 inches, and the standard deviation is 0.1 inches. about 68% of the outside diameters lie between what two amounts?