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Problemi Simili mit-Tiftix tal-Web

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\left(7x+3z\right)^{2}
Ikkombina 3x u 4x biex tikseb 7x.
49x^{2}+42xz+9z^{2}
Uża teorema binomjali \left(a+b\right)^{2}=a^{2}+2ab+b^{2} biex tespandi \left(7x+3z\right)^{2}.
\left(7x+3z\right)^{2}
Ikkombina 3x u 4x biex tikseb 7x.
49x^{2}+42xz+9z^{2}
Uża teorema binomjali \left(a+b\right)^{2}=a^{2}+2ab+b^{2} biex tespandi \left(7x+3z\right)^{2}.