Question

Calcule as as fatoriais abaixo

Answer 1

02) $6!=720$

03) $A_6^4=\dfrac{6!}{4!}=30$

04) $P_5=5!=120$

05) $C_5^2=\dfrac{5!}{2!(5-2)!}=\dfrac{5!}{2!3!}=10$

Bons estudos!