6. [-/15 Points] DETAILS LARCALC11M 12.2.501.XP. Find the following for the given equation. r(t) = (e , 6+2, 5 tan(t)) (a) r(t ) = (b) r" (t ) = (c) Find r'(t) . r" (t). eBook 7. [-/15 Points] DETAILS LARCALC11M 12.3.504.XP. The position vector r describes the path of an object moving in space. Find the velocity v(t), speed s(t), and acceleration a(t), of the object. r(t) = (e' cos(t), e' sin(t), e") v(t) = s(t) = act) = eBook