Me idk what to do use the parabola tool to graph the quadratic function f(x)=(x−4)(x+2) . graph the parabola by first plotting its vertex and then plotting a second point on the parabola.

How many sides does a regular polygon have if each exterior angle measures 72a.3b.4c.5d.6

Which points are solutions to the linear inequality y < 0.5x + 2? check all that apply. (–3, –2) (–2, 1) (–1, –2) (–1, 2) (1, –2) (1, 2)

Melanie is buying a bathing suit that costs 39.99. she is given a discount at the cash register of $6.00 when she scratched 15% off on a game piece for a store promotion. what will the sale price of melanie’s bathing suit be?