Solving Quadratic Equations by Extracting the Square Roots
[math]x^2_{ }-100=0[/math]
[math]x=\pm10[/math]
[math]4x^2-36=0[/math]
[math]x=\pm3[/math]
[math]2x^2+3=67[/math]
[math]x=\pm4[/math]
[math]\left(x-4\right)^2=169[/math]
[math]x=\pm17[/math]
[math]\left(2x-1\right)^2=225[/math]
[math]x=\pm8[/math]
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Informace: Solving Quadratic Equations by Extracting the Square Roots