: hm(f (x'y+x) f (x' il)= f(x)-f (o)
L€ Quang Dfing,6D, THCS Nhfr B6 SY,
Hoang H6a, Thanh H6a.
27. Nguydn Mqnh Hdi,9A2, THCS Trdn Phri, TP. Phu L1i. Hh Nam.
28. Nguydn Duc Nguyin, gC, THCS LO Hdng Phong. Hung Nguyen, Nghd An.
TONN HQC
29. Le Pham K) Anh,98, THCS Nhfr 86 Sy,
Hoang H6a, Thanh H6a.
30. Le Kim Nhd, 98, THCS Di0n LAm, Dien
ChAu, NghO An.
31. Hodng Minh Phaong, 9A1, THCS YOn Lac,
Vinh Phfc.
32. Bni Thi Ngoc Mai, 9A1, THCS YOn Lac,
\tnh Phric.
33.Vtong Nhdt Qudn, 1041, THPT chuyOn
DH Vinh, NghO An.
34.Trdn NgQ, Ti€n, 10A1, THPT DuongQuing Hlm, Hrmg Y0n. Quing Hlm, Hrmg Y0n.
35. LeVdnTudn Anh,l0Al, THPT NOng Cdng I, Thanh H6a.
36.Trdn Trung Hie:u, l0AI, THPT Thdi Hba, TX. Th6i Hba, Ngh€ An.
37. PhamDttcVaong,l0Al, TFIPT Thanh Mi€n I,
Hii Duong.
38. Nguydn Mdu Thdnh, 10T1, THPT chuyOn Hd Tinh. Hh finh.
39. Bni Huy Hoiing, 10A, THPT Kim Thdnh I,
Hii Duong.
40. Trdn Ddng Phtic,1041, THPT chuy6n KHTN, DHKHTN. DHQG He N6i.
41. Le Trdn I'lhctc Long, 10A1, THPT chuyOn LC Quf Don. Dh Nang.
42. Nguy€n Hi€n Trang, 10A1, THPI chuyOn Phan BOi ChAu, Ngh€ An.
43.Truong Dinh Dtc, 1041, THPI chuyOn
Phan BOi ChAu, NghO An.
44. Ddo Vdn Ldp, 10A1, THPT Thanh Thi,y, Phri Tho.
45. Nguydn Thi Huydn Trang, 10T, THPT
chuy6n Th6i Binh, Thdi Binh.
46.Vfi Xudn Trudng, 10T1, THPI chuyOn L0 Hdng Phongo Nam Dinh.
47.Traong Hfiu Van L)c, 10T2, THPI chuy0n Hu!'nh MAn Dat, Rach Gi6, Ki€n Giang.
48.Trdn Thi Hdng Nhung, 11 Todn 1, THPI
chuyOn L0 Hdng Phong, Nam Dinh.
49. Nguydn Phudc Todn, l1l5, THPI Trdn Van
Du, Quing Nam.
50. Le Vdn Trong, llA2, THPT DOi C61n, Vinh Phfc.
5l.Dudng Ngoc Lan, 11H, THPT chuy0n Vi
Thanh, HAu Giang.
52. NguydnThiThanhY€n, l1T, THPI chuy6n
Nguy6n TrAi, Hii Duong.
53.Trdn Quang DOi, l1T, THPI chuyen Th5i
Binh, Th6i Binh.
54. Pham Ti€h Dting, i1T2, THPT chuy6n Hi
Tinh, Hh finh.
nnoas VA? L{