Math, asked by soundrarraj2, 4 hours ago

If a and l are first and last term of A.P then sum of series SN

=____

Answers

Answered by sedilbataf1284
0

Answer:

Notations:

“S” is the sum of the arithmetic sequence,

“a” as the first term,

“d” the common difference between the terms,

“n” is the total number of terms in the sequence and

“L” is the last term of the sequence

Attachments:
Similar questions