The value of a computer is $1200. It loses 20% of its value every year. Write a function the represents the value y (in dollars)

Question

3 years ago

9

of the computer after t years. The find the value of the computer after 5 years.

1 answer:

Lostsunrise [7] · Answer 1 · 2021-12-17T14:18:03+03:00

7 0

y = 1200(.80)^t Plug in 5 for t (time).

y = 1200(.80)^5

.80^5= 0.33

0.33 x 1200 = 395

Therefore, the value of the computer after 5 years has deteriorated to $396.