Question

A ball is thrown straight upward at an initial speed of v0 = 80 ft/s. (Use the formula
h = −16t2 + v0t
. If not possible, enter IMPOSSIBLE.)

(a) When does the ball initially reach a height of 64 ft?

(b) When does it reach a height of 113 ft?

(c) What is the greatest height reached by the ball?

(d) When does the ball reach the highest point of its path?

(e) When does the ball hit the ground?

Answer 1

do u want to solve for h?

Answer 2

i just made corrections to the questions

Answer 3

(a) When does the ball initially reach a height of 64 ft?
Put h = 64
(b) When does it reach a height of 113 ft?
Put h = 113

Answer 4

for a b d and e i for number of seconds and c im looking for the ft