Investment of Melissa is
for every three months.
Annual compound interest is
.
Quarterly rate is
.
Value of the investment at the end of first quarter is
or
.
Melissa adds $
for every three months.
Define the sequence of quarterly investment as
with
,
where
,
is number of quarters.
Find the total amount after two years.
\Two years contains
quarters.
Thus, find the 8th term in this recursively defined sequence
.
Consider
.
For
,
.
For
,
.
For
,
.
For
,
.
For
,
.
For
,
.
For
,
.
Total value of the investment after two years is
.
Total value of the investment after two years is
.