Question

Fatorial de:
10!/3!7!

Answer 1

$\frac{10*9*8*7!}{3!*7!} = \frac{10*9*8}{3*2}= \frac{720}{6}=120$

Answer 2

10 . 9 . 8 . 7! / 3! 7!

720 / 6 = 120