In Exercises 

(a) Verify that the series converges

(b) Use
a graphing utility to find the indicated partial sum S_n and complete the table

(c) Use a graphing utility to graph the first
10 terms of the sequence of partial sums

(d) Use the table to
estimate the sum of the series

(e) Explain the relationship
between the magnitudes of the terms of the series and the rate
at which the sequence of partial sums approaches the sum of
the series.

n 5 10 15 20 25 Sn