Question
(Functions)
A cellphone company charged $500 monthly for a particular mobile plan, which includes 60 minutes free call. Additional time cost $2 per minute. Represent the total monthly cost, c, as a function of the number calling minutes, t.
A cellphone company charged $500 monthly for a particular mobile plan, which includes 60 minutes free call. Additional time cost $2 per minute. Represent the total monthly cost, c, as a function of the number calling minutes, t.