Kirill Z. answered 12/31/13
Tutor
4.8
(230)
Physics, math tutor with great knowledge and teaching skills
dN/dt=3000e(2t/5)
N(t)=7500e(2t/5)+const
Since N(0)=7500, const=0
N(5)=7500e2*5/5=7500e2
Sun K.
01/01/14