Mathematics, 22.04.2020 01:58, jilliynr9507

The stopping distance of a car is modeled by the function d = 0.05r(r + 2) where d is the stopping distance of the car measured in feet and r is the speed of the car in miles per hour. If skid marks left on the road are 75 feet long, how fast was the car traveling?

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The stopping distance of a car is modeled by the function d = 0.05r(r + 2) where d is the stopping d...