Differentiation visualization(serie I)

http://dmentrard.free.fr/GEOGEBRA/Maths/differ1bMD.html
[url=http://dmentrard.free.fr/GEOGEBRA/Maths/differ1bMD.html]http://dmentrard.free.fr/GEOGEBRA/Maths/differ1bMD.html[/url]
– Daniel Mentrard

Information: Differentiation visualization(serie I)