Question

simplifique: 23!×15!/22!×17!​

Answer 1

Resposta:

$\frac{23!.15!}{22!.17!}$ =

$\frac{23.22.21.20.19.18.17!.15!}{22.21.20.19.18.17.16.15!.17!} =$

$\frac{23.22.21.20.19.18}{22.21.20.19.18.17.16} =$

$\frac{23.}{17.16 } =$

23/272= 0,0845