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3 years ago

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A cell phone company charges $400 for a new phone and $50 for a monthly plan. If C (t) is a rational function that represents th

e average monthly cost of owning the cell phone, what is the range of the function?
R: ℝ
R: (–∞, ∞)
R: (0, 400)
R: (50, 450)

1 answer:

guapka [62]3 years ago

7 0

Answer:

its c

Step-by-step explanation:

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