Math, asked by saikethansaikethan, 9 months ago

I had forgotten this.plzz answer this friends!what is the formula of sum of n terms in AP

Answers

Answered by adeeladilu2

3

answer is attached above

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have a nice day ....

Attachments:

Answered by Aman00700

1

Answer:

Sn = n/2 (A+An)

or

Sn=n/2(a +a+(n-1)d)

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