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8. The police department uses a formula to determine the speed at which a car was going when the driver applied the brakes, by

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8. The police department uses a formula to determine the speed at which a car was going when the driver applied the brakes, by measuring the distance of the skid marks. The equation d = 0.03r+r models the distance, d, in feet traveled after applying the brakes in a car moving r miles per hour (r is the speed of the car). Factor the equation. answer.

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