Question

considere a função f(x)=-2x+1.Os valores de f(0),f(2),f(-1) e f(5),são respectivamente

A)1,-3,3,-9
B)-1,3,-3,-9
C)1,5,3,11
D)-1,-5,-3,-11
E)1,2,1,5
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Answer 1

Resposta:

A)

Explicação passo-a-passo:

f(0)=-2.0+1=1

f(2)=-2.2+1=-3

f(-1)=-2.(-1)+1=3

f(5)=-2.5+1=-9