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Problemi Simili mit-Tiftix tal-Web

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\left(-x\right)^{2}-2\left(-x\right)y+y^{2}
Uża teorema binomjali \left(a-b\right)^{2}=a^{2}-2ab+b^{2} biex tespandi \left(-x-y\right)^{2}.
x^{2}-2\left(-x\right)y+y^{2}
Ikkalkula -x bil-power ta' 2 u tikseb x^{2}.
x^{2}+2xy+y^{2}
Immultiplika -2 u -1 biex tikseb 2.
\left(-x\right)^{2}-2\left(-x\right)y+y^{2}
Uża teorema binomjali \left(a-b\right)^{2}=a^{2}-2ab+b^{2} biex tespandi \left(-x-y\right)^{2}.
x^{2}-2\left(-x\right)y+y^{2}
Ikkalkula -x bil-power ta' 2 u tikseb x^{2}.
x^{2}+2xy+y^{2}
Immultiplika -2 u -1 biex tikseb 2.