Wednesday

April 16, 2014

April 16, 2014

Posted by **HELP MEE PLEASE** on Wednesday, April 17, 2013 at 9:45pm.

s(t) = 189t − t^3, where " is measured in metres.

a) What is the velocity of the shuttle at touchdown?

b) How much time is required for the shuttle to stop completely?

c) How far does the shuttle travel from touchdown to a complete stop?

d) What is the deceleration 8 seconds after touchdown?

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