Respuesta:
1. 4X²-8X=0
X=2,\:X=0
2. 2X^2+4=0
2X^2+4-4=0-4
\frac{2X^2}{2}=\frac{-4}{2}
X=\sqrt{-2},\:X=-\sqrt{-2}
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Verified answer
Respuesta:
1. 4X²-8X=0
X=2,\:X=0
2. 2X^2+4=0
2X^2+4-4=0-4
\frac{2X^2}{2}=\frac{-4}{2}
X=\sqrt{-2},\:X=-\sqrt{-2}