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2014-11-10T22:37:33+02:00
Cel mai inteligent răspuns!
2014-11-10T22:42:30+02:00
-3X³-X²+2=(X+1)(-3X²+2X-2)
X+1=0⇒ X1=-1
-3X²+2X-2=0    (-1)
3X²-2X+2=0
Δ=4-4·3·2=4-24=-20
SOL.ESTE X=-1

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