... - MU THI TT NGHIP THPT ( 3) Mụn thi : TON Thi gian : 150 phỳt I PHN BT BUC CHO TT C CC TH SINH (7,0 im) Cõu I (3,0 im) B ụn thi TNTHPT v TSH Trang -3- 2x x 1 Kho sỏt s bin thi n v v ... s phc sau : z = + i B ụn thi TNTHPT v TSH Trang -7- - MU THI TT NGHIP THPT ( 6) Mụn thi : TON Thi gian : 150 phỳt I PHN BT BUC CHO TT C CC TH SINH (7,0 im) Cõu I (3,0 im) ... MU THI TT NGHIP THPT ( 7) Mụn thi : TON Thi gian : 150 phỳt I PHN BT BUC CHO TT C CC TH SINH (7,0 im) Cõu I (3,0 im) Cho hm s: y = x (4 - x ) Kho sỏt s bin thi n v v th (C )...