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Mathematics 8 Online
OpenStudy (baby456):

Please help me with this probem! d(t)=500t+t^2 t in minutes, d(t) in kilometers Average speed onm the interval 0<=t<=4: Units:

OpenStudy (dumbcow):

speed = distance/time avg speed = total change in distance/ total change in time --> avg speed = d(4)/4

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