Oblicz miejsca zerowe
x³-5x²-2x+10=0
x²(x-5)-2(x-5)=0
(x²-2)(x-5)=0
(x+√2)(x-√2)(x-5)=0
x=-√2 ∨ x= √2 ∨ x=5
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x³-5x²-2x+10=0
x²(x-5)-2(x-5)=0
(x²-2)(x-5)=0
(x+√2)(x-√2)(x-5)=0
x=-√2 ∨ x= √2 ∨ x=5