PLEASE HELP ME PLEASE IM TIMED

Find the power series expantion of f(z)=log(4=3z) at the point z=-1

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show