Question

23 rd term of an arithmetic sequence is 32.35 th term is 104.which is the middle of the first 35 terms of this sequence?find the sum of first 35 terms of this sequence

Answer 1

$\huge\mathtt\orange{AnswEr}$

In an arithmetic sequence the sumof 1stnine terms 279and the sum of the 1st twenty terms is 1280.

Answer 2

Answer:

in a athematic squence the sum of 1st nine term 279 and sum of the first 20 term 1280.♡♡~ ~