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A computer valued at $1500 loses 20% of its value each year. a. Write a function rule that models the value of the computer. b. Find the value of the

Exponential models
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asked 2021-05-16
A computer valued at $1500 loses 20% of its value each year. a. Write a function rule that models the value of the computer. b. Find the value of the computer after 3 yr. c. In how many years will the value of the computer be less than $500? Use the exponential function to answer part b.

Expert Answers (1)

2021-05-17
When x=3, \(\displaystyle{f{{\left({3}\right)}}}={1500}{\left({0.8}\right)}^{{3}}\)
f(3)=$768 <- Answer
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