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OpenStudy (anonymous):
the braking distance (in feet) of a car going v mph is given by d=v^2/20+v find the speed for braking distance of 100ft. round to nearest mile per hour
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OpenStudy (anonymous):
You would start by plugging in the given "100 ft" in the equation. 100=v^2/20+v you would then solve for "v" using arithmetic.
OpenStudy (anonymous):
can you help me solve it i dont know how to start it
OpenStudy (anonymous):
is it v^2/20 + v or v^2 / ( 20 + v)
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