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goblinko
[34]
2 years ago
11
Katelyn is shopping for a cellular phone service. Trenton bell charges a monthly fee of $40 for up to 500 minutes. For every min
ute over 500 there is an $0.18 charge. Write a piecewise function to represent the cost of this plan
Mathematics
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1
answer:
Lunna
[17]
2 years ago
6
0
For this case, the first thing we must do is define variables.
We have then:
x: number of minutes.
y: total cost.
We then have a function for two different intervals.
These intervals are:
For
:
For
:
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