Math, asked by RiazRahman, 10 months ago

If the sum of first 7 terms of an A.P is 49 and that of 17 terms is 289 find the sum of first n terms.

Answers

Answered by khushi100080

3

Answer:

Sn= n² is the answer to your question dear.

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Answered by ItzRadhika

1

Refers to attachment ♡♡~

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