Question

8!-6!/7!
12!/11!+10!

Answer 1

Resposta:

$\frac{8!-6!}{7!}=\frac{55}{7}\quad \left(\mathrm{Decimal:\quad }\:7.85714\dots \right)\\\\8!-\left(\frac{6!}{7!}\right)=\frac{282239}{7}\quad \left(\mathrm{Decimal:\quad }\:40319.85714\dots \right)\\\frac{12!}{11!+10!}=\frac{12!}{11!+3628800}\quad \left(\mathrm{Decimal:\quad }\:11\right)$