Respuesta :

caylus
Hello,

1)
[tex]f(x)=2x^3+4x-9=0\\\\ 2x^3+4x-9=0\\\\ x^3=9-4x\\\\ x= \sqrt[3]{9-4x} \\\\ x_{n+1}=\sqrt[3]{9-4x_n}\\\\ x_{n+1}=1,25698196\\\\ [/tex]

2) 3) see file jointed

Ver imagen caylus