World Languages, asked by Avaneesh6520, 1 month ago

আমি কি ওল্ড ল্যাংগূইচিচশিখতেপারব

Answers

Answered by Pen1001
0

According to problem:

a=1

d=2

∴Sn=2n[2a+(n−1)d]

          =2n[2+2n−2]

          =n2

∴Mean=nSn=nn2=n

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