Respostas

2014-03-08T20:29:25-03:00
F(0) = 3 => b=3
e f(1) = 9 => 9 = a.1 + 3  => a = 9-3= 6
Assim f(x) = 6x+3.
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2014-03-08T20:34:22-03:00
A*1+b=9                     a*0+b=3 b=3        a*1+3=9   a=9-3    a=6

f(x)=6x+3
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