22-06-2017
Physics

contestada

A subcompact car, mass 1,000 kg, runs into and sticks to an at-rest, 2,200 kg SUV. If their final speed is 4.7 m/s, what was the smaller car's initial speed?

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theclaudiachambliss theclaudiachambliss

22-06-2017

I got 15.04 m/s. What I did was I made a little chart. Hopefully the picture helps

Ver imagen theclaudiachambliss

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