Math, asked by AnujChauhan09052003, 1 year ago

if the sum of first 7 terms of an AP is 49 and that of 17 terms is 289,find the sum of first n terms.

Answers

Answered by Rafea

4

This is according to my calculations. I am not sure it is right or not. Can anyone tell me its right or wrong?

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AnujChauhan09052003: Yea Its Right!

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