Math, asked by Sharmagaurav9909, 1 year ago

If the sum of first 7 terms of an AP is 49 ad the first 17 terms is 289 find the sum of the first n terms

Answers

Answered by DeeptiMohanty
4
Hope this helps you..✌✌^_^
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Answered by ItzRadhika
1

Refers to attachment ~~

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