The answer is C
2(3)-(-2)
6+2
8
We can find that the formula is:

We are told that the cannonball reaches its maximum height at t = 4.5 seconds. To find the maximum height, let's just plug this into the formula:

The height is 324 feet. We're done!
what do you need help with
Answer:
54.4
Step-by-step explanation:
Answer: 144ft
Step-by-step explanation: Hope this help :D