Essay
Solve the problem.
-A cellular phone plan had the following schedule of charges: 
What is the charge for 200 minutes of calls in one month? What is the charge for 250 minutes of calls in one month? Construct a function that relates the monthly charge C for x minutes of calls.
Correct Answer:
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$27.50 $32.50; \[C ( x ) = \left\{ \begi ...View Answer
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