\binom51 \cdot \binom72 \cdot \binom31 = 5 \cdot 21 \cdot 3 = 315 - AMAZONAWS

📅 March 11, 2026 👤 scraface

Mar 11, 2026

$\binom{5}{1} \cdot \binom{7}{2} \cdot \binom{3}{1} = 5 \cdot 21 \cdot 3 = 315$