関連ワード:  how to write a function in geogebra    how to make a function in geogebra    how to write piecewise function in geogebra    how to make a piecewise function in geogebra    how to make a vector function in geogebra    how to make a circle function in geogebra    how to make a step function in geogebra    how to write greatest integer function in geogebra    how to make a function from points in geogebra    how to make inverse function in geogebra