Odpowiedzi

2009-11-18T18:00:52+01:00
(2x-3)²(x+2)=(4x²-12x+9)(x+2)=4x^3-12x²+9x+8x²-24x+18=4x^3-4x²-15x+18
2009-11-18T18:02:19+01:00
(2x-3)²(x+2)=(4x²-12x)(x+2)=4x³-4x²-24x
2009-11-18T18:02:45+01:00
(2x-3)(2x-3)(x+2)=(4x²-6x-6x-9)(x+2)=4x do 3 -8x²+6x²-12x+9x+18=
4x do 3 -4x²-15x+18