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December 8, 2016

Homework Help: math

Posted by Anonymous on Sunday, September 19, 2010 at 8:39pm.

media service charges $30 for a phone and $20 month for its economy plan. find a model that determines the total cost,C(t) of operating a media services phone for 1 months
C(t)=

use the model to find the total cost for 3 months of service

total cost=

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