A car starts from rest and travels for 9.0 s with a uniform acceleration of +2.4 m/s^2.The driver then applies the brakes, causing a uniform acceleration of -2.5 m/s^2. If the brakes applied for 2.0 s, determine each of the following.
(a) How fast is the car going at the end of the braking period?
m/s
(b) How far has the car gone?
m
Answers: 2
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