Question

Alguém sabe essa ajuda por favor gente obg ​

Answer 1

Resposta:

a)7!= 7.6.5.4.3.2.1=5040

b)4!=4.3.2.1=24+5040=5064

c)6!=6.5.4.3.2.1=720

3

a)A6,4= 6!/(6-4)!=6!/2!=6.5.4.3.2!/2!=360

b)A7,5=7!/7-5)!=7!2!=7.6.5.4.3.2!/2!=2520

c)C10,3=10.9.8.7!/7!3!=10.9.8/3.2.1=720/6=120