Question

Encontre a fração geratriz de uma dizima periodica simples ou composta

A)1,2222...
B)3,41414141
C)2,312121212 URGENTE

Answer 1

1,2222...

10x=12,222

- x= 1,222

__________

9x=11,0

11/9

3,414141...

100x=341,4141

- x= 3,4141

___________

99x=338,o

338/99

2,3121212

1ooox=2312,1212

- 10x= 23,1212

_______________

990x=2289,0

2289/990