Question

a car moving at 10m/s is accelerated at a rste of 5m/s over a 3 second period whst would the speed have been

Answer 1

v= u +at =10+(5)(3)=10+15=25 m/s

Answer 2

a = dv/dt

a = v2-v1 / t

5 = v2-10 / 3

25m/s = v2