Consider a bank account where you make deposits of $100 at year 1, $200 at year...

Consider a bank account where you make deposits of $100 at year 1, $200 at year 5, and $200 at year 9. You do not remember the offered compound interest rate, but you know that the balance of your account right after the deposit at year 9 was twice the balance right after the deposit at year 5. Find the first time (in years) that the balance on your account reaches $1,000

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jeff jeffy answered 1 year ago

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