Answer:
16 feet, 2 seconds
Step-by-step explanation:
as the problem state that h= height and t = time, to get the h you need to isolate it so we divide it by 2 and we get 16 feet. The 2 are already in the problem h(2).
x=8,9
x^2-17x+72=0
(x-8)(x-9)=0
4.013
4.13
4.1352
4.2
Answer: yes its correct