\binom74 = \frac7!4! \times (7-4)! = \frac7 \times 6 \times 5 \times 4!4! \times 3 \times 2 \times 1 = \frac7 \times 6 \times 53 \times 2 \times 1 = \frac2106 = 35 - AMAZONAWS

📅 March 6, 2026 👤 scraface

Mar 06, 2026

$\binom{7}{4} = \frac{7!}{4! \times (7-4)!} = \frac{7 \times 6 \times 5 \times 4!}{4! \times 3 \times 2 \times 1} = \frac{7 \times 6 \times 5}{3 \times 2 \times 1} = \frac{210}{6} = 35$

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