The range of the function is [560, ∞]
The cost of the new phone = $500
The cost of month plan = $60
The average monthly cost of the cell phone is calculated as:
[tex]C(t) = 500 + 60t \\\\[/tex]
where:
t is the number of months of owing the phone
The range of the function is calculated as follows;
t ≥ 1
when t = 1
C(1) = 500 + 60(1) = $560
t can be any positive integer.
The range of the function = [560, ∞]
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Answer:
I think B. R: (60,560)
Step-by-step explanation:
Not 100% sure but tell me if im wrong
