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devlian [24]
3 years ago
6

A phone was purchased for $318. Each year the value is 1/2 of its value the previous year. Write a function that describes the v

alue of the phone, in dollars, as a function of the time in years,t, after the initial purchase?
Mathematics
1 answer:
zubka84 [21]3 years ago
8 0

Answer:

y=318(1-0.5)^x

Step-by-step explanation:

x represents the amount of years and y is the ending price

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