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Problemi Simili mit-Tiftix tal-Web

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x^{2}+2xy+y^{2}+xy+y^{2}
Uża teorema binomjali \left(a+b\right)^{2}=a^{2}+2ab+b^{2} biex tespandi \left(x+y\right)^{2}.
x^{2}+3xy+y^{2}+y^{2}
Ikkombina 2xy u xy biex tikseb 3xy.
x^{2}+3xy+2y^{2}
Ikkombina y^{2} u y^{2} biex tikseb 2y^{2}.
x^{2}+2xy+y^{2}+xy+y^{2}
Uża teorema binomjali \left(a+b\right)^{2}=a^{2}+2ab+b^{2} biex tespandi \left(x+y\right)^{2}.
x^{2}+3xy+y^{2}+y^{2}
Ikkombina 2xy u xy biex tikseb 3xy.
x^{2}+3xy+2y^{2}
Ikkombina y^{2} u y^{2} biex tikseb 2y^{2}.