a telephone company offers a monthly cellular phone plan for $19.99. it includes 300 anytime minutes plus $0.20 per minute for additional minutes. the following function is used to compute
the monthly cost for a subscriber, where x is the number of anytime minutes used.
c(x) =
19.99 fo 0.20% - 40.01 if x > 300
tions
online
compute the monthly cost of the cellular phone for use of the following anytime minutes.
(a) 190
(b) 375
(c) 301
(a) c(190) = $ (round to the nearest cent as needed.)
(b) c(375)= $ (round to the nearest cent as needed.)
(c) c(301)-s (round to the nearest cent as needed.)