English, asked by yashgosavi822, 2 months ago

what is the sum of first n
natural numbers?

Answers

Answered by ann5863

0

Answer:

∴ Sum of first n natural numbers=2n(n+1)

Answered by hemantabaruah23

1

Answer:

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

Explanation:

[9(9+1)]/2

=> (9×10)/2

=> 90/2

=>45

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