J=int F.d t " 'impulse'" M=int m.d v " 'momentum'" int F. d t=int m. d v v(t)=sin5t + cos6t d v= (5 .cos5 t-6.sin6t)d t int F.d t=m int (5. cos5t- 6. sin6t) d t int F d t=2 (5 int cos5t d t- 6 int sin6t d t) int F d t=2(5.1/5 .sin5t+ 6.1/6 cos 6t) int F d t=2(sin 5t + cos 6t) "for t="pi/4 int F d t=2(sin 5pi/4 + cos6pi/4) int F d t=2(-0,707106+0) int F d t=-1,414212 " N.s"