Haley pays a monthly fee of $20 for her cell phone and then pays 5 cents per minute used. The cost of Haley’s cell phone bill ca
n be expressed by the function C(m) = 0.05m + 20, where m is the number of minutes used. What are the domain and range of the function C(m)?
2 answers:
The domain of the function is any positive real number and the range is any positive real number.
Answer:
A
Step-by-step explanation:
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