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April 16, 2014

Homework Help: calculus

Posted by Disha on Monday, November 26, 2012 at 11:49pm.

the height in feet of a rocket from ground level is given by the function f(t)= -16t^2+160t. what is the instantaneous velocity of the rocket 3 seconds after it is launched?

A 32 feet/sec
B 64 feet/sec
C 12 feet/sec
D 10 feet/sec
E 8 feet/sec

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