📐 MathLevel 6 — 🔵 Intermediatedivisibility👁 18 views⏱ 1 min read
解题 用归纳法证明: 3^n - 1 能被 2 整除，对所有正整数 n。写出完整的证明过程。 — 详细解答步骤
📝 Problem
用归纳法证明: 3^n - 1 能被 2 整除，对所有正整数 n。写出完整的证明过程。✨Detailed Solution
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