Math, asked by insanesoul25, 1 year ago

find the sum of first n terms of the series

1+(1+2)+(1+2+3)+(1+2+3+4)+......

insanesoul25: waise mujhe is Q ka bhi ans nhi mila

kirtiprasanjenpchfhd: to pucha kyu??

kirtiprasanjenpchfhd: Oo.

insanesoul25: kabhi kabar easy Q bhi nhi aate h

kirtiprasanjenpchfhd: hmm..

kirtiprasanjenpchfhd: I think... u r a girl..

kirtiprasanjenpchfhd: nahi to itna argument ...

kirtiprasanjenpchfhd: answer Sahi h...don't worry..

insanesoul25: yesss

kirtiprasanjenpchfhd: Wese answer thik h...sir ko dikha dena..

Answers

Answered by kirtiprasanjenpchfhd

here is your answer...

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insanesoul25: yesss

kirtiprasanjenpchfhd: but its not like that..

kirtiprasanjenpchfhd: can u send me the real photo of the question..

insanesoul25: my sir gave me this Q and that we have to take n as i said

kirtiprasanjenpchfhd: then my answer is r8...

kirtiprasanjenpchfhd: don't worry..

insanesoul25: yes u were right

insanesoul25: and sorry for that confusion

kirtiprasanjenpchfhd: hmm...

kirtiprasanjenpchfhd: its Okk..

Answered by ishanch08

In these type of series you first need to find the nth term.
So here it will be.... 1+(1+2)+(1+2+3).............(1+2+3+4+5+6+7........x).

Now Sum of nth term is sumation of Sn.

Hope this will help you

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find the sum of first n terms of the series 1+(1+2)+(1+2+3)+(1+2+3+4)+......

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find the sum of first n terms of the series

1+(1+2)+(1+2+3)+(1+2+3+4)+......