the sum of first n natural number is 120 . find the value of n.
Answers
Answered by
6
Answer:
15
Step-by-step explanation:
n(n+1)/2 = 120
=> n(n+1) = 240
=> n = 15
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Answered by
2
Answer:
It's one of an easiest methods to quickly find the sum of any given number series. Input parameters & values: The number series 1, 2, 3, 4, . . . . , 119, 120. Therefore, 7260 is the sum of positive integers upto 120.
Step-by-step explanation:
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