2. In 2015 your friend bought a Pear ePhone-X smart phone for $781. Now, in 2021, Sell-My-Stuff says that it is worth $405. (a) Assuming linear depreciation, find a function V(x) for the value of the phone, x years after 2015. (b) How much will the phone be worth in 2022? (c) In what year will the phone be worth $0? Please round to the nearest year.

ENGR.ECONOMIC ANALYSIS
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ISBN:9780190931919
Author:NEWNAN
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Chapter1: Making Economics Decisions
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2. In 2015 your friend bought a Pear ePhone-X smart phone for $781. Now, in 2021,
Sell-My-Stuff says that it is worth $405.
(a) Assuming linear depreciation, find a function V(x) for the value of the phone, x
years after 2015.
(b) How much will the phone be worth in 2022?
(c) In what year will the phone be worth $0? Please round to the nearest year.
Transcribed Image Text:2. In 2015 your friend bought a Pear ePhone-X smart phone for $781. Now, in 2021, Sell-My-Stuff says that it is worth $405. (a) Assuming linear depreciation, find a function V(x) for the value of the phone, x years after 2015. (b) How much will the phone be worth in 2022? (c) In what year will the phone be worth $0? Please round to the nearest year.
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