Question

What is sum of all natural numbers from 1 to infinity

Answer 1

HEYA MATE!!!!

HERE IS YOUR ANSWER

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SUM OF ALL NATURAL NUMBERS TO INFINITY WAS GIVEN BY S . RAMANUJAN.....

THE SUM IS -1/12

HOPE IT HELPS U ☺☺

Answer 2

here
a=1
b=2
therefore d=2-1=1
now,
Sn=n/2 [2a+(n-1)d]
=n/2[2x1+nd-d]
=n/2[2+ nd-d]
hope it's the required answer...