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Szczegółowe wyjaśnienie:
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2]![4x^2-4x+1=4[x^2-x+0,25]=4(x-0,5)^2 4x^2-4x+1=4[x^2-x+0,25]=4(x-0,5)^2](https://tex.z-dn.net/?f=4x%5E2-4x%2B1%3D4%5Bx%5E2-x%2B0%2C25%5D%3D4%28x-0%2C5%29%5E2)
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Szczegółowe wyjaśnienie: