Posted by **Melissa** on Thursday, January 23, 2014 at 1:07pm.

A commuter backs her car out of her garage with a constant acceleration of 1.20 m/s2.

(a) How long does it take her to reach a speed of 1.60 m/s?

s

(b) If she then brakes to a stop in 0.8 s, what is her (constant) deceleration?

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