If n represents an even integer, what represents the previous smaller even integer

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Mathematics

Malaki

1 July, 17:59

If n represents an even integer, what represents the previous smaller even integer

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Kaya · Answer 1

Think about it: If I have an even integer, what can I do to find the next even one down? If I have 4, what's the next lowest even number? 2! What do I do to 4 to get to 2? Subtract 2. Now, instead of 4, let's write n. How can I find the even number right before it? Subtract 2. Your answer is n-2.