Mathematics · Number System
The sum of the first n even natural numbers is always:
- 1divisible by n and not by (n + 1)
- 2divisible by (n + 1) and not by n
- 3divisible by both n and (n + 1)✓
- 4neither divisible by n nor by (n + 1)
Correct answer
divisible by both n and (n + 1)
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