2. Today Tommy invests 10,000 into a fund that earns an annual effective interest rate of 4%. Today, Tammy invests 8,442.12 into a fund that earns a constant force of interest of 4%. The balance in Tommy's account at the end of 12 years is equal to the balance in Tammy's account at the end of n years. Determine n.

2. Today Tommy invests 10,000 into a fund that earns an annual effective interest rate of 4%. Today, Tammy invests 8,442.12 into a fund that earns a constant force of interest of 4%. The balance in Tommy's account at the end of 12 years is equal to the balance in Tammy's account at the end of n years. Determine n