Question

Calcule:
A-) 9!/2!*6!=

Answer 1

Resposta:

$\frac{9 \times 8 \times 7 \times 6 \times 5 \times 4 \times 3 \times 2 \times 1}{2 \times 1 \times 6 \times 5 \times 4 \times 3 \times 2 \times 1} \\ \\ \frac{9 \times 8 \times 7}{2 } \\ 9 \times 4 \times 7 = 252$