Problem 4. Smith makes deposits at the end of each quarter for 10 years. The four deposits in the first year are $450 each, and the quarterly deposit increases 5% each year (that is, in the second year the four deposits are 450(1+0.05) each and in the third year those are 450(1+1.05)2 each, etc.) Assume the annual effective rate of interest is 7%. (a) Find the annual nominal rate i(4). b) What is the accumulated amount at the end of 10 years immediately after the last leposit