Aviel invests $6,000 in a high-yield uninsured certificate of deposit that pays 4.5% interest per year, compounded quarterly.
(a) Find a formula for the amount A of the certificate after t years.
A(t) =
(b) What is the amount after 2 years? (Round your answer to the nearest cent.)
$
(c) How long will it take for his investment to grow to $8,000? (Round your answer to one decimal place.)
yr
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