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Algebra 2

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Story problems are my favorite. However, I can not figure this one out. THe stopping distance d of a car after the breaks are applied varies directly as the square of the speed r. If a car traveling at 70mph can stop in 270 ft. How many feet will it take the same car to stop when traveling at 90mph

  • Algebra 2 -


    is the basic relationship. Take the 70/270f data, and solve for k.

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