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posted by  Jigsaw on 10/5/2008 2:27:20 PM  |  status: Live  

Find speed & acceleration vectors

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r(t) = sinh 2t i - cosh 2t j is the position vector of a moving particle. Graph the curve and the velocity and acceleration vectors at t=0 Find the speed at this time.
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posted by WSAN on 10/5/2008 5:50:44 PM  |  status: Live
Asker's Rating: Somewhat Helpful   
Jigsaw's comment:
"what about the graph ?/?"
Response Details:
= velocity
 acceleration =
speed =   
at t  = 0 , speed = 1 .
 
SWAN
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