# Physics

A car slows from 23 m/s to 3.4 m/s at a constant rate of 2.1 m/s2. How many seconds are required before the car is traveling at 3.4 m/s?

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1. t = (V-Vo)/a = (3.4-23)/-2.1 = 9.33 s.

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posted by Henry

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