Asked by Jeff
The driver of a car traveling at 60 ft/sec suddenly applies the brakes. The position of the car is s(t) = 50t - 2t2, t seconds after the driver applies the brakes. How many seconds after the driver applies the brakes does the car come to a stop?
Answers
Answered by
Steve
v(t) = ds/dt = 50-4t
find t when v=0
find t when v=0
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