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Mathematics 7 Online
OpenStudy (anonymous):

Calculate the number of years for an investment of $100 to double at an interest rate of 7.2% for each compounding period. a) annually b) semi-annually c) monthly d) daily

OpenStudy (anonymous):

You can do these questions I thought? At least make an attempt at it.

OpenStudy (anonymous):

a) 2000=1000(1+0.072/1)^1x

OpenStudy (anonymous):

right?

OpenStudy (anonymous):

Well if you are following the formula yes, now just use logrithms to solve for x and you are set

OpenStudy (anonymous):

https://www.wolframalpha.com/ I recommend using this site to play around with mathematics till you get the questions down

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