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

Transcribed Image Text:

C(x) = 39.99 0.45x - 162.51 if 0x 450 if x > 450