argh!!!! i opened the quadratic function thingy and guess wad a bombastic qn came out actually, i don't really know how to do graph leh in fact i only know how to do very simple stuff i'm not sure if it is the quadratic function thingy but trust me you won't want to open it you'll probably get a shock of your life
like now i'm just sitting here waiting for 12.30 to come so tad i would know wad to do (ask ppl) aiyo aiyo aiyo