Aperson invests $450 in an account that earns 4.75% annual interest compounded semiannually. find when the value of the investment reaches $5,725. if necessary, round to the nearest year.

answer: 4  

the square root of 16 is 4. it is a very simple mathematic concept. a square root when a number multiplied by itself will result in a number. here, the number 16 comes when 4 is multiplied by 4. hence the square root of 16 is 4. you can always figure out a square root by the inverse operation of squaring.  

list

6,24,51,72,12,54,80,44,57,64,92,26,66,96

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