ช่วยดูแล้วคอมเม้นให้หน่อยครับ
http://www.mediafire.com/download/b5831qnddx7owbd/%E0%B9%82%E0%B8%84%E0%B8%A3%E0%B8%87%E0%B8%87%E0%B8%B2%E0%B8%99G.exe
http://www.mediafire.com/download/b5831qnddx7owbd/%E0%B9%82%E0%B8%84%E0%B8%A3%E0%B8%87%E0%B8%87%E0%B8%B2%E0%B8%99G.exe
MWO(Mathematics world online)
[IMG]