Math, asked by gopal5967, 1 year ago

how many terms of AP 27 24 21 dotdotdot should be taken so that their sum is zero

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Answered by kishorejha

0

Answer:

n=19 first term 27 and common different -3 sn=n/2(2a+(n-1) d) and find n

Answered by KJB811217

2

Answer:

refers to the attachment

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