Question

calcule
a) C98,96
b)C6,4
c)C6,2
d)c43,42​

Answer 1

Resposta:

a) C98,96=  98!/96!(98-96)!

       98.97.96!/96! 2!= 49.97=4753

b) C6,4=6!/4!2!= 6.5.4!/4!2!= 30/2=15

c)C6,2=6!/2!4!=6.5.4!/2!4!=15

d) C43,42=43!/42!(43-42)!=43.42!/42!1!=43