A car with a mass of 930 and a speed of = 19.0 approaches an intersection, as shown in the figure . A 1270 minivan traveling at is heading for the same intersection. The car and minivan collide and stick together. The direction of the wreckage after the collision is = 41.5 above the x axis.
1. Find the initial speed of the minivan, assuming external forces can be ignored.(m/s)
2. Find the final speed of the wreckage.(m/s)