Question

1 - Simplifique e efetue :

a) 3!+4!/6! =
b) 0!/3!+6!/5! =
c) 6!-5!+1!/5! =
d) 9!/(5!*3!) =

Answer 1

a) 3!+4!/6! = 6+4/720 = 1081/180
b) 0!/3!+6!/5! = 1/6+6 = 37/6
c) 6!-5!+1!/5! = 720-120+1/120= 600+1/120= 72001/120
d) 9!/(5!*3!) = 362880/(120*6) = 362880/720 = 504