find the sum of the following series 9+16+29+54+103+.........upto n terms.

please explain each and every step.

THE LINK THAT U HAVE SUGGESTED DOES NOT MATCH MY QUERY,PLEASE SOLE IT.ITS A

DIFFERENT TYPE OF SERIES.

Answers

Here is the link for the answer similar to your query.

https://www.meritnation.com/discuss/question/2467480/1/find-the-sum-of-the-following-series-to-n-terms

let .................................(1)

where is the nth term of the series.

[subtracting the corresponding terms ]

therefore

........................(2)

where where is (n-1)th term of S1 ...........(3)

since

therefore

hope this helps you.

cheers!!

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