Cell Phone Service Sprint PCS offers a monthly cellular phone plan for $39.99. It includes 450 anytime minutes and charges $0.45 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. Compute the monthly cost of the cellular phone for use of the following number of anytime minutes:
(a) 200 | (b) 465 | (c) 451 |
Source: Sprint PCS
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