Find the sum of the first n terms of the series #1+2(1+1/n) +3(1+1/n)^2 + 4(1+1/n)^3.......# Using the agp ( arithmerico - geometrico progression ) sum formula?
2 Answers
Explanation:
Let us find
We have
multiplying each term by
Subtracting (B) from (A), we get
=
or
and if
See below.
Explanation:
Using the inequality
where
Now calling