Nasa launches a rocket at t=0 seconds. its height, in meters above sea-level, as a function of time is given by h(t)=−4.9t^2+337t+143.
1.assuming that the rocket will splash down into the ocean, at what time does splashdown occur?
the rocket splashes down after seconds.
2.how high above sea-level does the rocket get at its peak?
the rocket peaks at meters above sea-level.