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the braking distance D in feet required to stop a car traveling x miles per hour on dry , level pavement can be approximated by D=1/9x^2
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the braking distance D in feet required to stop a car traveling x miles per hour on dry , level pavement can be approximated by D=1/9x^2

User Phani Kumar M
by
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1 Answer

4 votes
We can find as follows
x D=x^2/9
speed braking distance
mph in feet
20 44.44
60 400.00

b) x^2/9=16
x^2=144
x=12 mph
User Freyja
by
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