Przedstaw w postaci iloczynowej:
1.x3+4x2+9x+36=0
2.x3-9x2+2x-18=0
3.x3-x2-x/4+1/4=0
4.4x3+12x2-x-3=0
5.12x3-8x2-27x+18=0
Z gory dziękuje za odpowiedź ;)
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1.x3+4x2+9x+36=0
x2(x+4)+9(x+4)=0
(x+4)(x2+9)=0
2.x3-9x2+2x-18=0
x2(x-9)+2(x-9)=0
(x-9)(x2+2)=0
3.x3-x2-x/4+1/4=0
x2(x-1)-1/4(x-1)=0
(x-1)(x2-1/4)=0
(x-1)(x-1/2)(x+1/2)=0
4.4x3+12x2-x-3=0
4x2(x+3)-(x+3)=0
(x+3)(4x2-1)=0
(x+3)(2x-1)(2x+1)=0
5.12x3-8x2-27x+18=0
4x2(3x-2)-9(3x-2)=0
(3x-2)(4x2-9)=0
(3x-2)(2x-3)(2x+3)=0