Posted by **Judy** on Tuesday, April 27, 2010 at 10:54am.

a car, moving at 10m/s, is accelerated at a rate of 5m/s2 over a 4 second period. What would the speed have been after three seconds?

- science -
**bobpursley**, Tuesday, April 27, 2010 at 10:58am
vfinal=vi+a(t)

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