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Could somebody please explain the question in the image to me in detail? I really need to understand this question. thanks in advance!​

Could somebody please explain the question in the image to me in detail? I really need to understand this question. thanks in advance!​ class=

Answer :

MathPhys

Explanation:

Momentum before = momentum after

m₁u₁ + m₂u₂ = m₁v₁ + m₂v₂

(60 kg) (0 m/s) + (70 kg) (0 m/s) = (60 kg) v + (70 kg) (1.0 m/s)

v = -1.2 m/s

Her velocity would be 1.2 m/s in the opposite direction.

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