SOLUTION: What is the difference between domain and range? Describe a real life situation that could be modeled by a function. Thank you

Question 179817: What is the difference between domain and range?
Describe a real life situation that could be modeled by a function.

Thank you
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
domain is the set of input values in a function
:
range is the set of output values dependent on the domain values.
:
real life situation: lets see there are 1000's of them ....let take your phone for instance. let say you are charged $45 a month and 3 cents a minute for every calls exceeding 500 minutes for the month.
:
so the Cost as a funtion of time would be
:
C(t)=45+.03(t-500)
:
obviously this is written so that there is no extra charge for calls at or under 500 minutes that is

RELATED QUESTIONS
What is the difference between domain and range? Describe a real life situation that... (answered by solver91311)

What is the difference between domain and range? Describe a real-life situation that... (answered by Mathtut)

What is the difference between domain and range? Describe a real life situation that... (answered by rfer)

What is the difference between domain and range? Describe a real life situation that... (answered by RAY100)

what is the difference between domain and range? describe a real life situation that... (answered by unlockmath)

What is the difference between domain and range? Describe a real-life situation that... (answered by richard1234)

What is the difference between domain and range? Describe a real-life situation that... (answered by vleith,solver91311)

Please help!!! What is the difference between domain and range? Describe a real-life... (answered by stanbon)