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Problemi Simili mit-Tiftix tal-Web

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-7\left(x^{2}-8x+16\right)+4
Uża teorema binomjali \left(a-b\right)^{2}=a^{2}-2ab+b^{2} biex tespandi \left(x-4\right)^{2}.
-7x^{2}+56x-112+4
Uża l-propjetà distributtiva biex timmultiplika -7 b'x^{2}-8x+16.
-7x^{2}+56x-108
Żid -112 u 4 biex tikseb -108.
-7\left(x^{2}-8x+16\right)+4
Uża teorema binomjali \left(a-b\right)^{2}=a^{2}-2ab+b^{2} biex tespandi \left(x-4\right)^{2}.
-7x^{2}+56x-112+4
Uża l-propjetà distributtiva biex timmultiplika -7 b'x^{2}-8x+16.
-7x^{2}+56x-108
Żid -112 u 4 biex tikseb -108.