Răspunsuri

2014-05-23T11:38:38+03:00
X³-2x²-4x+8=x²(x-2)-4(x-2)=(x-2)(x²-4)
2014-05-23T12:34:45+03:00


(3-2x)²-4x+8=

=9-24x+4x²-4x+12

=4x²-28x+21

=(x-2)(x²-4)

=(x-2)(x-2)(x+2)

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