Like the videos don’t really with anything. ahhh

A) 9 ft

B) 13 ft

C) 0.5 sec

Step-by-step explanation:

a) the initial height is given by the last term

b, c) to find the max height, you can graph it, or use the knowledge that the vertex of a parabola is at . in this instance, a is -16, and b is 16, so your equation looks like . so your max height is at x = 0.5, which is your answer to c. to find the max height, plug the x value in to find y.

b

step-by-step explanation:

1/2*qr*rs

step-by-step explanation: