\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
Sophie invested \(\dollar 1\,500\) in a variable rate investment account for 9 years. The interest rates were:
  • for the first six years: \(4.1\pourcent\) compounded monthly.
  • for the last three years: \(3.5\pourcent\) compounded monthly.
! e \(\pi\) ( ) % AC sin cos tan 7 8 9 / \(\sin^{-1}\) \(\cos^{-1}\) \(\tan^{-1}\) 4 5 6 * \(x^2\) \(\sqrt{\phantom{2}}\) xy 1 2 3 - ln exp log 0 . = +
or the TVM solver on your calculator.
  • Find the final amount after 6 years.
    dollars (round to the nearest integer)
  • Find the final amount after 9 years.
    dollars (round to the nearest integer)