Image

skrywer: Guest

Opgelaai by: 2014.11.27 00:29

Inhoudstipe: image/png

krediete: I, Nicostella [GFDL (http://www.gnu.org/copyleft/fdl.html), CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/) or CC-BY-SA-2.5-2.0-1.0 (http://creativecommons.org/licenses/by-sa/2.5-2.0-1.0)], via Wikimedia Commons

Bron: https://upload.wikimedia.org/wikipedia/commons/5/58/Parabolic_graph_concav_no_roots.PNG

Adult only: false