Math, asked by muddumadappam3629, 21 days ago

8) The most suitable formula to find the sum of first 'n' terms of an arithmetic progression, where the first and the last terms are given, is ?

Answers

Answered by aishwaryar1807

0

Answer:

Sum of n terms of an AP = n/2(a+l)

where, a and l are the first and last terms respectively.

Step-by-step explanation:

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