Question: A laptop computer is purchased for $4900. Each year, its value is 80% of its value the year before. After how many years will

A laptop computer is purchased for $4900. Each year, its value is

A laptop computer is purchased for $4900. Each year, its value is 80% of its value the year before. After how many years will the laptop computer be worth $1000 or less? (Use the calculator provided if necessary.) Write the smallest possible whole number answer.

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