Prove law of conservation of momentum

1.	Prove law of conservation of momentum
Answer» According to law of conservation of momentum\tWhen two or more bodies acts upon each other their total momentum remains constant provided no external forces are acting\tSo, Momentum is never created or destroyed.\tWhen this law is applied for a collision between two bodies, the total momentum of the colliding bodies before collision is equal to the total momentum after collision.

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