Mathematics

Mathematics, 28.07.2019 21:30, rschaum08

Haley pays a monthly fee of $20 for her cell phone and then pays 5 cents per minute used. the cost of haley’s cell phone bill can be expressed by the function c(m) = 0.05m + 20, where m is the number of minutes used. what are the domain and range of the function c(m)?

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