Mathematics, 10.06.2020 03:57 naomicervero

NASA launches a rocket att = 0 seconds. Its height, in meters above sea level, as a function of time is given by h(t) = – 4.912 + 259t + 255.
Assuming that the rocket will splash down into the ocean, at what time does splashdown occur?
The rocket splashes down after
seconds.
How high above sea-level does the rocket get at its peak?
The rocket peaks at
meters above sea-level.
Nuestion Holn nido
nd

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NASA launches a rocket att = 0 seconds. Its height, in meters above sea level, as a function of time...

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