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dusya [7]
3 years ago
12

A model airplane is shot up from a platform 1 foot above the ground with an initial upward velocity of 56 feet per second. The h

eight of the airplane above ground after t seconds is given by the equation h=-16t^2+56t+1 where h is the height of the airplane in feet and t is the time in seconds after it is launched. Approximately how long does it take the airplane to reach its maximum height?
A)0.3 seconds
B)1.8 seconds
C)3.5 seconds
D)6.9 seconds
Mathematics
1 answer:
PilotLPTM [1.2K]3 years ago
3 0

Answer: I think is none

Step-by-step explanation:

Tbh

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