x²y
[color=#0000ff][i]note[/i][/color]: you can directly open this material in [i]GeoGebra 3D Graphing[/i] just clicking in [url=https://www.geogebra.org/3d/trw7pjfr]https://www.geogebra.org/3d/trw7pjfr[/url]
Information: x²y