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... NHIÊN TRONG SÁCH GIÁO KHOA TOÁN LỚP 3 I. Mục tiêu dạy học phép nhân, phép chia các số tự nhiên ở lớp 3 Giúp học sinh: - Học thuộc các bảng tính nhân 6, 7, 8, 9; bảng chia 6, 7, 8, 9. - ... số tự nhiên theo sách giáo khoa Toán lớp 3”. II. MỤC ĐÍCH NGHIÊN CỨU: Tìm hiểu nội dung và phương pháp dạy học phép nhân, phép chia các số tự nhiên theo sách giáo khoa Toán lớp 3. ... không nhớ các lần tiếp theo. VD: 171 9 4 4 876 x 17 Bên cạnh những ưu điểm kể trên, khi dạy học để rèn luyện kỹ năng nhân, chia cho học sinh lớp 3, về phía giáo viên còn một số tồn...

... ÔN LUYỆN THI MÔN TOÁN MÔN TOÁNMÔN TOÁN MÔN TOÁN Hà nội, 1 - 2005 Tự ôn luyện thi ñại học môn toán Nguyễn ðức Tuấn lớp 44C1 ðại học Thủy lợi Hà nội 7 Bài 5: MỘT SỐ HỆ ... Tự ôn luyện thi ñại học môn toán Nguyễn ðức Tuấn lớp 44C1 ðại học Thủy lợi Hà nội 17 BÀI 2: CÁC BÀI TOÁN LIÊN QUAN ðẾN KHẢO SÁT HÀM SỐ I. Tìm giao ñiểm của hai ... 21 xx <α< . Tự ôn luyện thi ñại học môn toán Nguyễn ðức Tuấn lớp 44C1 ðại học Thủy lợi Hà nội 16 Chương 3: Khảo sát hàm số và các bài toán liên quan Bài 1: KHẢO SÁT HÀM SỐ Sơ ñồ khảo...

... 322 462 sinxcosxdxsinxcosxsinxdx(1cosx)cosxsinxdx (1t).t.(2tdt)2(tt)dt. ==- =-=- Khi ủoự: 6 273 62 112 I2(tt)dt2ttC(3t7t)tC 73 21 ổử =-=-+=-+ ỗữ ốứ ũ 3 2 (cosx7cosx)cosxC. 21 =-+ Vớ duù 8: Tớnh tớch phaõn baỏt ủũnh: 3 2 cosx.sinxdx I 1sinx = + ũ ... 22 2222 862422 222 cosxdxcosxdx1dxdx cotgxcotgx.(1cotgx) sinxsinxsinxsinxsinxsinx t.(1t)dt. ===+ =+ Khi ủoự: 2264 275 3 121 It.(1t)dt(t2tt)dttttC 75 3 ổử =+=++=+++ ỗữ ốứ ũũ 75 3 1 (15cotgx42cotgx35cotgx)C. 105 =+++ Vớ dụ 10: Tính tích phân ... c/ 2 (2x) f(x); x + = d/ 1 f(x) 3x43x2 = +-+ ÑS: a/ 3 57 128 x2xxxC 57 -+-+ ; b/ x 4 elnxC; 3xx ++ c/ 3322 6 243 6xxxxxC; 75 +++ d/ 33 1 (3x4)(3x2)C. 9 éù -+++ ëû Baøi 10. Tìm họ...