Respostas

2013-11-14T10:42:28-02:00
A) (2x3+1)/3 = 7/3
b) (1x7+2)/7 = 9/7
c) (4x7+2)/7 = 30/7
d) (1x3+1)/3 = 4/3
e) (2x5+3)/5 = 13/5
f) (3x11+5)/11 = 38/11
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