SOLUTION: Grace invested money at Edhelper bank two years ago. SHe signed up for a CD that paid 4% yearly interest, compounded semiannually. The interest is added to the balance and is accum

Question 128201: Grace invested money at Edhelper bank two years ago. SHe signed up for a CD that paid 4% yearly interest, compounded semiannually. The interest is added to the balance and is accumulated with the original investment. At the end of two years, her account is worth $2,273.11. How much was her initial investment?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The formula is:

is the initial investment
is the amount after years
is the number of times
per year interest is compounded
is the number of years invested

Her initial investment was $2,100
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