What is the measure of AB? Round to the nearest yd.

The quadratic function h(t) = -16.1t^2 + 150 models a balls height, in feet, over time, in seconds, after its dropped from a 15 story building. from what height in feet was the ball dropped?

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 .is he correct? explain why or why not

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2