Resposta:
5!/3!+2
(1×2×3×4×5=120)/(1×2×3=6)+2
120/6+2
20+2
22
3!+6!/5!-4!
(1×2×3=6)+(1×2×3×4×5×6=720)/120-(1×2×3×4=24)
6+720/120+24
6+6+24
36
(2!)2.(6-1)!
(1×2=2)×2×(5)!
2×2×120
480
