But since $ D $ must be divisible by 9, and $ B \mid D $, $ B $ must be such that it divides at least one multiple of 9 in the range.

But since $ D $ must be divisible by 9, and $ B \mid D $, $ B $ must be such that it divides at least one multiple of 9 in the range. - Silent Sales Machine

📅 March 10, 2026 👤 scraface

Mar 10, 2026

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