Math, asked by jayanthnettalam98961, 1 year ago

If Sn denotes the aum of n terms of an A.P. then Sn+3-3Sn+2+3Sn+1-Sn=

feal: =???

jayanthnettalam98961: shut ur mouth

jayanthnettalam98961: if u know the answer keep

Answers

Answered by hasan1196

1

Sn-Sn=0
similarly, 3Sn-3Sn=0

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