Homework Help: physics

Posted by cait on Sunday, September 18, 2011 at 6:54pm.

car comes to a stop over distance of 30.0m after the driver applies brakes. If the car decelerates @ contant rate of 3.50m/s2, what was the car's origianl sped?

physics - bobpursley, Sunday, September 18, 2011 at 7:44pm
Vf^2=vi^2+2ad a=-3.5m/s^2, d=30, solve for vi

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