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If $9,000 is invested at 9% per year compounded monthly, the future value S at any...

If $9,000 is invested at 9% per year compounded monthly, the future value S at any time t (in months) is given by S = 9,000(1.0075)t.

(a) What is the amount after 1 year? (Round your answer to two decimal places.)
$

(b) How long before the investment doubles? (Round your answer to one decimal place.)
months

Math   Precalculus   
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