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March 27, 2015

Homework Help: physics

Posted by Taylor on Monday, September 6, 2010 at 9:52pm.

A car starts from rest and travels for 4.9 s with a uniform acceleration of +1.8 m/s2. The driver then applies the brakes, causing a uniform acceleration of -1.7 m/s2. The breaks are applied for 1.50 s.
1) How fast is the car going at the end of the breaking period?
2) How far has the car gone from its start?

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