Answer:
If a toy rocket is launched vertically upward from ground level with an initial velocity of 128 feet per second, then it's height h after t seconds is given by the equation h(t) =-16t2+128t(if air resistance is neglected). a) how ... c)how long will it take the rocket to hit max height? d)what is ... 0 = t OR -128/-16 = t.
Explanation: