Sum of first N natural numbers | Arithmetic progression (sequence) and series | High school maths

Blog: https://soln.tech/blog/sequence-and-series We derive the formula for the sum of first N natural numbers by rewriting the sum of series expression in the reverse order and adding the two equations term by term. #arithmeticsequence #arithmeticprogression #sequence #naturalnumbers #summation #proof #analysis #solved #maths #mathematics #hindi #education #iit #jee #highschool #preparation #competition