What are the coordinates of vertex j of the pre-image?

If the discriminant if a quadratic equation is 4 which statement describes the roots?

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.

Graph a point. start at your origin, move left 10 units, and then move up three units which ordered pair is the point you graphed