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Problemi Simili mit-Tiftix tal-Web

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x\left(x^{2}-2x+1\right)-2x-1
Uża teorema binomjali \left(a-b\right)^{2}=a^{2}-2ab+b^{2} biex tespandi \left(x-1\right)^{2}.
x^{3}-2x^{2}+x-2x-1
Uża l-propjetà distributtiva biex timmultiplika x b'x^{2}-2x+1.
x^{3}-2x^{2}-x-1
Ikkombina x u -2x biex tikseb -x.
x\left(x^{2}-2x+1\right)-2x-1
Uża teorema binomjali \left(a-b\right)^{2}=a^{2}-2ab+b^{2} biex tespandi \left(x-1\right)^{2}.
x^{3}-2x^{2}+x-2x-1
Uża l-propjetà distributtiva biex timmultiplika x b'x^{2}-2x+1.
x^{3}-2x^{2}-x-1
Ikkombina x u -2x biex tikseb -x.