Mathematics, 20.09.2020 23:01 thawkins79

A phone company offers a monthly cellular phone plan for $25. The plan includes 250 anytime minutes, and charges $0.20 per minute above 250 min. Write a piecewise-defined function for C(x), the cost for using x minutes in a month

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A phone company offers a monthly cellular phone plan for $25. The plan includes 250 anytime minutes...