Respuesta :
Answer:
40,000(0.85^t)
Step-by-step explanation:
The value each year is 100-15 = 85% of the previous year
85% = 0.85
New value after t years is:
40,000(0.85^t)
Answer:
By model I'm assuming your meaning equation.
f(x) = 400000(0.85)^n
Step-by-step explanation:
:)