OpenStudy (anonymous):

3. Logan opened a savings account 21 years ago with a deposit of $3,471.52. The account has an interest rate of 3.1% compounded monthly. How much interest has Logan earned? A=3, 471.52 (1+ 0.31/12) (12)(21) A= 3,471.52(4.72)(525) A= 3,471.52(1,189.44) A= 4129164.749

3 years ago
OpenStudy (anonymous):

try to use geometric sequence

3 years ago