The expression for the amount of money earned on a savings account compounded quarterly is given by the expression x(1.1)^4t, wh
ere x represents the principal and t is the time in years since the principal was invested. Which expression is the equivalent form of the given expression and shows the amount earned when the interest is compounded half- yearly? A. x(1.4641)^t
Selection D is the equivalent form of the given expression.
_____ The nominal annual interest rate in this problem is 40%. If it were compounded half-yearly, the formula would be x(1.2)^(2t) or x(1.44)^t. Apparently, this problem is more concerned with the equivalent form of the expression than it is with half-yearly compounding.
