Math, asked by khetaram9116, 8 months ago

यदि एक समांतर श्रेणी के प्रथम n पदों का योगफल Sn है तथा S2n=3sn है तो S3n:Sn होगा​

Answers

Answered by rupakumari2431998
1

Answer:

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Step-by-step explanation:

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