Mathematics, 07.01.2021 06:00 plssshelp

PLEASE HELP MEEE A rocket carrying fireworks is launched from a hill 80 feet above a lake.
The rocket will fall into the lake after exploding at its maximum height. The
rocket's height above the surface of the lake is represented by
h = -16t2 +64t + 80. How many seconds after the rocket launched will it
hit the lake?

(Look at the photo for a the questions please)

PLEASE HELP MEEE

A rocket carrying fireworks is launched from a hill 80 feet above a lake.
The ro

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PLEASE HELP MEEE A rocket carrying fireworks is launched from a hill 80 feet above a lake.
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