You are given: a(1) = 1.2 a(2)=1.5 a(3)=2.0 a(4)=3.0.
a. Determine the amount of interest earned from time t=2 to time t=3 is 100 is invested at time t=0.
b. Determine the amount of interest earned from time t=2 to time t=3 if 300 is invested at time t=1.
c. Determine the amount of interest earned from time t=2 to time t=4 if 200 is invested at time t=1 and an additional 100 is invested at time t=3.