Respostas

2014-01-31T17:23:19-02:00
F(x) = ( 4-x )/3 +1

f(-1) = ( 4 + 1 ) /3 +1
f (-1) = 5/3 + 1
f (-1 ) = 8/3

f(0) = 4/3 + 1 = 7/3

f(1) = 3/3 + 1 = 2

f(2) = 2/3 + 1 = 5/3

f(3) 1/3 + 1 = 4/3