Tracy has a cell phone plan that provides 250 free minutes each month for a flat rate of $29. For any minutes over 250, Tracy is charged $0.35 per minute. Which of the following piecewise functions represents charges based on Tracy's cell phone plan?
2 answers:
250 free minutes means you can use 250 minutes free for x≤250, f(x)=29 for te over one, the 250 free ones are not counted so minus 250 from minuttes and add the 29 flat rate for x>250, f(x)=29+0.25(x-250) A is the answer
Answer:
the answer is A
Step-by-step explanation:
Apex
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