Question 1174006:  NASA launches a rocket at t=0 seconds. It’s height, in meters above sea-level, as a function of time is given by h(t)= -4.9t^2+220t+311. Assuming that the rocket will splash down into the ocean, at what time does splashdown occur? 
 
The rocket splashes down after how many seconds?  
How high above sea-level does the rocket get at its peak?  
The rocket peaks at how many meters above sea-level?  
 Answer by ikleyn(52903)      (Show Source): 
You can  put this solution on YOUR website! .
 
 
Hello,
 
 
your second and third questions express the same thought.
 
 
Do not repeat it TWICE - - - we, the tutors, are smart enough to understand after first reading,
 
 
 
And honestly, as a rule, we have no time to read the same thought for the second time
 
and then to strength our minds to get understanding that it is the same.
 
 
 
  
 
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