Math, asked by mishramk906, 8 months ago

assignment on sum of 1st nth term of AP

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Answered by Neerajpprajapati

0

Answer:

$sum \: \: of \: \: first \: \: n \: \: terms \: \: of \: an \: \: a.p \: \: = \frac{n}{2} (2a + (n - 1)d)$

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