SOLUTION: The sum of 8th term of an A.P is 160 while the sum of the 20th term is 880 Find (a) 43rd term (b) sum of the 12th term

Click here to see ALL problems on Sequences-and-series

Question 1174212: The sum of 8th term of an A.P is 160 while the sum of the 20th term is 880
Find (a) 43rd term
(b) sum of the 12th term

Answer by ikleyn(52788) (Show Source):
You can put this solution on YOUR website!
.

Hello, in your post, you INCORRECTLY use the suffix " th ",
making a grammatical error.

The problem was solved at this forum one-two weeks ago under this link

https://www.algebra.com/algebra/homework/Sequences-and-series/Sequences-and-series.faq.question.1173732.html

https://www.algebra.com/algebra/homework/Sequences-and-series/Sequences-and-series.faq.question.1173732.html

By the way, that previous post was symbol-by-symbol the same as your current post
with the same formatting and with the same grammatical errors.

It creates/induced some thoughts in my head . . .