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September 23, 2014

September 23, 2014

Posted by **Sam** on Monday, March 25, 2013 at 3:38pm.

- Physics -
**bobpursley**, Monday, March 25, 2013 at 4:16pmforce*time=mass(changeinvelocity)

= mass(Vf-Vi)

= mass(7.9+9.3)

solve now for force.

Notice the sign change in velocity, that is what OPPOSITE direction is, a sign change.

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