The table below shows the value of a motorcycle for a certain number of years after it was purchased.
Year
01
2 3
Value (dollars) 5,000 4,000 3,200 2,560 2,048
Which of these formulas can be used to determine an, the value, in dollars, of the motorcycle n years after it was purchased?
O an,= 0.8an-1 .for n ≥ 1
Oan= 0.2a-1 for n ≥ 1
Oanan-1-0.2 (5000)
Oan= 0.8am-1 +5,000
, for n ≥ 1
. for n ≥ 1