what is the sum of first 15 natural numbers..
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Answered by
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Here is your answer...✌️✌️
Sum of first n natural numbers is given by
n(n+1)/2
Therefore,
Sum of first 15 natural numbers
= 15(15+1)/2
= 15×8
= 120
☺️☺️✌️
Sum of first n natural numbers is given by
n(n+1)/2
Therefore,
Sum of first 15 natural numbers
= 15(15+1)/2
= 15×8
= 120
☺️☺️✌️
username123:
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0
The sum of first 15 natural numbers is 120
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