An investment fund is started with an initial deposit of 1 at time 0 . New deposits are made continuously at the annual rate 1+t at time t over the next n years. The force of interest at time t is given by t=(1+t)1 : Find the accumulated value in the fund at the end of n years An investment fund is started with an initial deposit of 1 at time 0 . New deposits are made continuously at the annual rate 1+t at time t over the next n years. The force of interest at time t is given by t=(1+t)1 : Find the accumulated value in the fund at the end of n years