hello

'find the arithmetic progression of nine continuous numbers where the sum total is 135'

kindly get me detailed solution

sincerely

anil

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- August 27th 2007, 09:30 AManilpadavilarithmetic sequence
hello

'find the arithmetic progression of nine continuous numbers where the sum total is 135'

kindly get me detailed solution

sincerely

anil - August 27th 2007, 10:25 AMThePerfectHacker
- August 28th 2007, 05:09 PMSoroban
Hello, Anil!

Quote:

Find the arithmetic progression of nine*continuous*numbers where the sum total is 135

*"consecutive"*numbers?

. . Then the first term is , and the common difference is .

The sum of the first n terms of an A.P. is: .

. . Then we have: .

Therefore, the progression is: .