A rocket is launched from a cliff the relationship between the height of the rocket, H, in feet, and the time since lunch, t, in seconds, can be represented by the following function: h(t)= -16t^2 +80t+384 And need to find When the rocket hits the ground, when does the rocket hit the ground, what’s the maximum height, when does it reach its maximum height and at what height was the rocket launched.
PLS HELP !!

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. another supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which would you choose and how much would you save with that choice? show calculator try it! if you buy 1000 ml bags, how many do you need to buy each month? type your answer in the space provided and click on the check answer button.

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

Which statements regarding efg are true? check all that apply.