Math, asked by Rahulsaini76031, 1 year ago

if the sum of first 'n' natural number is 99÷2×100,which number is n?

Answers

Answered by sonalithakur82
0

the formula to calculate the sum of first n natural numbers is

n(n+1)/2

so in this question

99*100/2

it can be also written as

99*(99+1)/2

so n=99

so this indicates  sum of first 99 natural numbers

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