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Problemi Simili mit-Tiftix tal-Web

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9-6\sqrt{5}x+\left(\sqrt{5}\right)^{2}x^{2}
Uża teorema binomjali \left(a-b\right)^{2}=a^{2}-2ab+b^{2} biex tespandi \left(3-\sqrt{5}x\right)^{2}.
9-6\sqrt{5}x+5x^{2}
Il-kwadrat ta' \sqrt{5} huwa 5.
9-6\sqrt{5}x+\left(\sqrt{5}\right)^{2}x^{2}
Uża teorema binomjali \left(a-b\right)^{2}=a^{2}-2ab+b^{2} biex tespandi \left(3-\sqrt{5}x\right)^{2}.
9-6\sqrt{5}x+5x^{2}
Il-kwadrat ta' \sqrt{5} huwa 5.