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The formula n(n+1)/2 can be used to find the sum of the first n natural number. Find the sum of the first 10 natural numbers.
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The formula n(n+1)/2

can be used to find the sum of the first n natural number.
Find the sum of the first 10 natural numbers.

User Rbasniak
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The answer is in the attached image
The formula n(n+1)/2 can be used to find the sum of the first n natural number. Find-example-1
User Mizbah Ahsan
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