TO CHIJfC CAC HOAT DONG CHO HOC SINH KHI DAY HOC KHAI NIEM HlNH HDG CAP TRDNG HDC GO S t ThS V L f O N G VINH PHA? Trong mdn Toan, viec day hpc cac khai niem (KN)toan hpc cdvj b''''l quan trpng hang dau[.]
TO CHIJfC CAC HOAT DONG CHO HOC SINH KHI DAY HOC KHAI NIEM HlNH HDG CAP TRDNG HDC GO St ThS V L f O N G V I N H P H A ? T rong mdn Toan, viec day hpc cac khai niem (KN)toan hpc c d v j b'l quan trpng hang dau Viec hinh mpt he thdng cacKN toan hpc la nen tang eua toan bdkien tfidc toan, latiende hinh kha nang van dung hieu qua cac kien ttidc da hpc, ddng ttidi cdtac dung gdp phan phat tiien nang luctfituevattiegldiquanduyvatbien ehiing eho hpc sinh (HS) Thye tiln day hpc cho ttiay, HS khong giai duoc bai tap phan ldn la khdng hieu KN toan hpc tiem an ti'ong eau hoi cua de toan Cac d u d n g hinh KN 1.1 Con dudng quy nap So 6Qhmh\t\anhKH tiieo dudng edtfiediendatnhusau(1;tr82): nang luc tri tue chung nhu phan tich, tong hpp, so sanh 1.3 Con dudng kieh thieiSado hlnh ttianh KN theo dudng cd the dien dat nhu sau (1;tr83): OJNHNGHUKNTHEOCONDUCINGKIENTHI^ Xaydi/ng Pliai d i e tnmg dSllUTng d^idlOn 1*^ ^ KN tuAi dmh nghla " BINH N G H I A K N T H E O C O N DUCING QUY NAP / ^ CWInh •ac haa Qua trlnh hinh tfianh KN bSng dudng quy nap chua dung kha nang phattrien nhiing nang luc tii tiie nhuso sanh, tiliu ti/png hda, khai quat hda, tfiuan Ifli cho vifec hoat dpng tich cue cua H S VItfie,can cliu trpng khai tfiae kha nang day hpc Toan a tn/dng phdtiidng 1.2 Con dudng suy dien.SodohmhMnhKU ttieo dudng cdthediln dat nhusau (1;tr83); I O I W H N G H l A K N T H E O C O N B U d N G SUY D I I N J-T'\ 0, Tin KN X' \>6tun} ^9 Chin xac hda D|nh nghTa | Vidy B Tsr ^ vy Viec hinh KN moi bang ducmg suy dl§n tiem tang l