関連ワード:  how to draw a function in geogebra    how to make a function in geogebra    how to graph a function in geogebra    how to plot a function in geogebra    how to draw step function in geogebra    how to draw piecewise function in geogebra    how to make a piecewise function in geogebra    how to graph a piecewise function in geogebra    how to graph a vector function in geogebra    how to make a vector function in geogebra