Respuesta :

ghanami
Hello:
f(x)=12-3x
f(-4) = 12-3(-4) = 24
f(-2) =  12-3(-2) = 18
f(0) =12-3(0) = 12 
f(2) = 12-3(2) = 6
f(4) =12-3(4) = 0
the range is : {0,6,12,18,24}

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