Mathematics, 06.02.2020 02:45, missayers172

Acar is driving away from a crosswalk. the formula d = t2 + 2t expresses the car's distance from the crosswalk in feet, d, in terms of the number of seconds, t, since the car started moving. suppose t varies from t=1to t=5. what is the car's average speed over this interval of time?

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Acar is driving away from a crosswalk. the formula d = t2 + 2t expresses the car's distance from the...