Pihu

A car of mass 1400kg moving south at 11m/s collides into another car of mass 1800kg moving east at 30m/s.The cars are stock together after the collision.Determine the velocity of the cars immediately after the collision.

136.6

327508

The answer with second equation of motion is bringing me the answer same as your all

I mean not bringing

(e^−y/2)/(e^−y+e^−y/2+1/3*(e^−y/3))

My doubt is not clear.