Math, asked by muddumadappam3629, 5 hours 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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