(-x-17)^2>0
(-x-17)²>0
x²+34x+289>0
Δ= 1156-4*1*289=1156-1156=0
x₀=-34/2=-17
x∈R\{-17}
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(-x-17)²>0
x²+34x+289>0
Δ= 1156-4*1*289=1156-1156=0
x₀=-34/2=-17
x∈R\{-17}
licze na naj