Question 980104:  the value of a machine depreciates according to the function f(x) = 20000(1/2)^x, where x is the time in years from the purchase of the machine. Find its value after 3 years 
 Answer by jim_thompson5910(35256)      (Show Source): 
You can  put this solution on YOUR website! Plug in x = 3
 
 
f(x) = 20,000(1/2)^x
 
 
f(3) = 20,000(1/2)^3
 
 
f(3) = 20,000(1/8)
 
 
f(3) = 2,500
 
 
The value of the machine after 3 years is 2,500 
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