Question

Срочно!!! Решите, отдаю 100 балов
(77!-76!)/76!

Answer 1

$\frac{77!-76!}{76!}=\frac{77!}{76!}-\frac{76!}{76!}=\frac{77!}{76!}-1=\frac{77\cdot 76!}{76!}-1=77-1=76$