Math, asked by khanmustafa626, 1 year ago

what are the main formulas in arithmetic progressions .can any one jist it down plzzzz........

Answers

Answered by ameenshah59

1

Sn=n/2(a+(n-1)d), An=a(n-1)d, n=an+a/2d+1

khanmustafa626: thank q

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