Respostas

2014-06-10T17:34:31-03:00
63 = 3.3.7
84 = 2.2.3.7
105 = 5.3.7

o que eh comum aos tres eh 3.7 = 21
2 3 2
2014-06-10T17:36:16-03:00
63=3*3*7
84=2*2*3*7
105=5*3*7
m.d.c=(63,84,105)=3x7
m.d.c=(63,84,105)=21



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