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Sum of first n natural numbers=n(n+1)/2

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Sum of first n natural numbers=n(n+1)/2

    • Posted by Rishabh Pawar 5 years ago

    CBSE > Class 10 > Mathematics
    • 3 answers

    King Adithya H M... 5 years ago

    sñ =1+2+3+4......+ñ sñ=ñ/2[2(1)+[ñ-1)1]=ñ(ñ+1)/2

    0Thank You

    Itachi Uchiha ? 5 years ago

    meet.google.com/vkd-rwgd-dbx join this link

    1Thank You

    Muskan Sharma 5 years ago

    Sn= 1+2+3+4+5+........+n Sn =n/2(2(1)+(n-1) 1) = n(n+1)/2

    1Thank You

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