Need help with this ASAP! Big effect on my grade Please Help!Thank you!

3. A rocket is launched vertically from the ground with an initial velocity of 48 .

(a) Write a quadratic function that shows the height, in feet, of the rocket t seconds after it was launched.

(b) Graph on the coordinate plane.

(c) Use your graph from Part 3(b) to determine

i. the rocket’s maximum height

ii. the amount of time it took to reach its maximum height