Question

Calcule o valor do fatorial abaixo
$\frac{9!}{2!}$
​

Answer 1

Resposta:

$\frac{9!}{2!}$

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

$= 3 \times 4 \times 5 \times 6 \times 7 \times 8 \times 9 = 181.440$

Espero ter ajudado.

Answer 2

$\large\boxed{\begin{array}{l} \dfrac{9!}{2!} \rightarrow \dfrac{9 \cdot8 \cdot7 \cdot... \cdot \not2!}{ \not2!} \rightarrow \\ \\ 9 \cdot8 \cdot7 \cdot... \cdot3 = \boxed{ \boxed{181440}} \checkmark\end{array}}$