elizabethburkha
13.04.2021 •
Mathematics
1. A rocket carrying fireworks is launched from a bill 80 fact 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 given
by the function h(t) = -16t^2+64t + 80.
A. What is the height of the rocket after 2 seconds?
B. What is the maximum height of the rocket?
C. How many seconds after the rocket is launched will it hit the lake?
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Ответ:
16 cm
Step-by-step explanation: