Question

For positive constants k and g, the velocity, v, of a particle of mass m at time t is given by?
v=(mg/k)(1−e^(−kt/m))
At what rate is the velocity is changing at t=0? At t=2?

Answer 1

differentiate the v
v' = (g)e^(−kt/m)

for t =0, v'=g
for t=2, v' = ?

Answer 2

hmm thanks man