What is the scale factor of the dilation?

Select all of the quadrants that the parabola whose equation is y=√x-4 (principal square root) occupies. i ii iii iv

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]