1128nyah 1128nyah

12-09-2021
Mathematics

contestada

"If an integer n is odd, then n+1 must be even."

Respuesta :

roseyimari roseyimari

12-09-2021

Answer:

Yes .An integer n is odd if and only if n + 1 is even.

Step-by-step explanation:

Proof.

We first prove ( =⇒ ). n +1=2k +1+1 = 2k + 2 = 2(k + 1).

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