A certain cellphone company offers a plan that costs P1,200.00 per month . The plan includes 180 free minutes of call and charges P7.00 for each additional minute of usage. a. Find the monthly cost function C(x) where x represents the number of minutes used Use this formula in solving: Monthly Cost = Plan Cost + Additional Charge per Minute b . How much is the monthly cost incurred if the owner used 180 minutes of call ? c. How much is the monthly cost of the plan if the owner used 300 minutes of call ?
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A certain cellphone company offers a plan that costs P1,200.00 per month . The plan includes 180 free minutes of call and charges P7.00 for each additional minute of usage.
a. Find the monthly cost function C(x) where x represents the number of minutes used
Use this formula in solving:
Monthly Cost = Plan Cost + Additional Charge per Minute
b . How much is the monthly cost incurred if the owner used 180 minutes of call ?
c. How much is the monthly cost of the plan if the owner used 300 minutes of call ?
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