Question

raiz da equação do 2 grau incompleta : 2X²-2=0

Answer 1

resposta:
2X²-2=0
2x²=2
x²=2/2
x²=1
x= +- $\sqrt{1}$

Answer 2

$2x^2-2=0 \\ \\ 2x^2=2 \\ \\ x^2= \frac{2}{2} \\ \\ x^2=1 \\ \\ x= \sqrt{1} \\ \\ x=1$