Math, asked by jayashree5722, 7 months ago

sum of first n natural numbers 1+2+3+_+n=_

Answers

Answered by pratyushnishchal

3

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

thank you

Answered by nipunpanwar0202

1

Answer:

n/2[a+b(n-1)]..........from this formula

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