what is the n term???

not given

so where would it end???????? i mean what would be the last no

dont knw dis is d ques. which i hve copied from d book.

ok

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what is the n term???

not given

so where would it end???????? i mean what would be the last no

dont knw dis is d ques. which i hve copied from d book.

ok

Log in to add a comment

submission

1/2εn²+1/2∈n=n(n+1)(2n+1)/12+n(n+1)/4

after simplyfing it equals =n(n+1)(n+2)/6

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In the series 1+(1+2)+(1+2+3)....., the nth term is the sum of numbers from 1 to n.

So the nth term is n(n+1)/2.

So we need to find the sum of a series whose nth term is n(n+1)/2.

So the nth term is n(n+1)/2.

So we need to find the sum of a series whose nth term is n(n+1)/2.