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Mathematics 13 Online
OpenStudy (anonymous):

Find the time required for an investment of 5000 dollars to grow to 8400 dollars at an interest rate of 7.5 percent per year, compounded quarterly. Your answer is t= ?

OpenStudy (amistre64):

8400 = 5000(1 + .075/4)^(4t)

OpenStudy (amistre64):

t = abt 7

OpenStudy (amistre64):

6.981......

OpenStudy (anonymous):

yes! thank you!

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