a102705e111107 a102705e111107

24-01-2021
Mathematics

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Please Help!! A new dirt bike valued at $9000 loses 18% of its value each year. Write a function rule that models the value of the dirt bike.

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imtiazkalwar imtiazkalwar

24-01-2021

Answer:

[tex]y=9000(0.82)^{x}[/tex]

Step-by-step explanation:

General exponential growth/decline equation is given as

[tex]y=ab^{x}[/tex]

where a is initial value and b is growth/decline rate

Here a=9000 and b=18%=(1-0.18)=0.82

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