science
posted by Judy .
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?

vfinal=vi+a(t)
posted by Judy .
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?
vfinal=vi+a(t)