... - http://www.lrc-tnu.edu.vn 12 , duy , cho HS ng nhanh ch - H H 1.2. 10 THPT 1.2.1. Quan http://www.lrc-tnu.edu.vn 11 ph t ng c- , http://www.lrc-tnu.edu.vn ... - - - http://www.lrc-tnu.edu.vn 4 - , Ng V , . PTTH, Nxb p (1993). - Ma ng THPT, Nxb GD (1997). - n h HSP HN (2003). - Nxb HSP HN(2004) * - I.F. - (1979). - Panssetnhicova ... - nh http://www.lrc-tnu.edu.vn 36 trong - http://www.lrc-tnu.edu.vn 10 1.1.4 , http://www.lrc-tnu.edu.vn 41 - - : - Qua...