english: How would this argument change if you were asked to prove that \(3\mathbb{Z} \leq \mathbb{Z}\)? or \(n \mathbb{Z} \leq \mathbb{Z}, n \geq 2\)?
non_english: ë ã å ã ï ã å ã æ ã ï ã å ã â ã å ã ë ã æ ã â žã å ã â ã â ã â ã â žã å ã â ã â žã â ã ë ã â ã â ã ë ã â ã â žã Mp3