Respostas

2014-04-03T21:00:28-03:00
X=0,32131313......*(100)
100x=32,1313....
100x=32+13/99
x=3181/9900

x=2,153333...*(100)
100x=215,3333
100x=215+3/9
100x=1938/9
900x=1938
x=646/300

x=1,25252525....
x=1+25/99
x=124/99

x=0,181818
x=18/99
x=6/33


x=12,21353535.....*(100)
100x=1221,353535...
100x=1221+35/99
x=120914/9900



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