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a car rolls and collides with an ambulance, the car`s mass is 1500kg and befrore the...

a car rolls and collides with an ambulance, the car`s mass is 1500kg and befrore the accident the velocity of the car is 12m/s .the mass of the ambulance is 15000kg and its velocity was 6m/s

1-what is the final velocity of the cars

2-in respect of the two vehicles position what is their final directios and why

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