Mathematics, 22.11.2019 00:31 talanna394

Speed cell wireless offers a plan of $40 for the first 400 minutes and an additional 0.50 for every minute over 400. let t represent the total talk time in minutes. write a piecewise -defined function to represent the cost c(t)

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Speed cell wireless offers a plan of $40 for the first 400 minutes and an additional 0.50 for every...

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