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Explain why 2n-1 must be an odd number.​

User Kulpae
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Answer:An even number is any number that can be divided by two to give a whole number. If we define "n" as "any whole number", we can say that "2n" is an even number. Odd numbers cannot divide by 2 to give a whole number. We can say that "2n + 1" is an odd number.

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User Briangrant
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