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anonymous
 4 years ago
a car is traveling in a straight line and decelerating at a constant rate. after 3.2 seconds it has traveled 88m and slowed to a speed of 27 m/s what is the initial speed i got 52 m/s
anonymous
 4 years ago
a car is traveling in a straight line and decelerating at a constant rate. after 3.2 seconds it has traveled 88m and slowed to a speed of 27 m/s what is the initial speed i got 52 m/s

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0s=ut +1/2 *(a t^2) 88=u*3.2(a/2)*3.2*3.2.......................1 v=u+at 27=ua*3.2.....................2 multiply equation 2 with 1.6 and eliminate a and find out u (intial velocity) i got u=28
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