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Mathematics, 11.07.2019 11:30 cjjudecjude5675
Company a charges $0.32 dollars per minute (no fixed monthly charge). company b charges $13.9 per month plus $0.28 per minute. company c charges a fixed rate of $50 per month. let and () denote the monthly charges of company a, b, and c respectively for spending minutes on long distance calls. find a formula for the monthly cost of using company a, a(x): a(x)= find a formula for the monthly cost of using company b, b( x ): b(x) = find a formula for the monthly cost of using company c, c(x): c(x) =
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Company a charges $0.32 dollars per minute (no fixed monthly charge). company b charges $13.9 per mo...
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