Math, asked by kundankumarm5580, 1 year ago

How many terms of the Ap 1,2,3 ......... Must be taken so that their sum is 55?

Answers

Answered by aarthy57

0

use Sn =n/2[2a+(n-1)d]

Answered by anushadi9731

0

hope it helps u......

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anushadi9731: Belgav,i Karnataka

anushadi9731: cbse?

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