Math, asked by adhikarishila2004, 6 months ago

find the sum of the first 29 terms of an AS it's 15term is 2.​

Answers

Answered by Anonymous
54

Answer:

The sum of an arithmetic series is found by multiplying the number of terms times the average of the first and last terms. Example: 3 + 7 + 11 + 15 + ··· + 99 has a1 = 3 and d = 4.

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