Respostas

2014-05-21T14:31:08-03:00
F (-1) = 3.(-1)-2= -3-2= -5 /// f (2)= 3.2-2= 6-2=4 /// f (3)= 3.3-2= 9-2= 7 /// -5 + 4 -7= -8
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