f(x)=2(0.25)^x

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-3<x<1
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1 Answer

Rate=distance/time

Thus average rate= ave. dist./ ave. time = ((3+6)/2)/((4+10)/2)

,64 miles per minute.  Or to convert to mph, note 60 minutes in 1 hour so a person traveling .64 miles in 1 minute would travel 60 times that distance in 1 hour.

.64*60=38.57mph.
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