Sách Toán – Học Toán – Đề Thi Toán https://booktoan.com Học toán, Đề thi toán, Sách giáo khoa Toán, trắc nghiệm Toán online Sun, 30 Aug 2026 01:43:18 +0000 vi hourly 1 https://wordpress.org/?v=7.1.3 Cho hàm số $y = f(x)$ có bảng biến thiên với $y_{\text{CĐ}} = 2$ và $y_{\text{CT}} = -3$. Số nghiệm của phương trình $f(x) = 0$ là: https://booktoan.com/cho-ham-so-y-fx-co-bang-bien-thien-voi-y_textcd-2-va-y_textct-3-so-nghiem-cua-phuong-trinh-fx-0-la.html https://booktoan.com/cho-ham-so-y-fx-co-bang-bien-thien-voi-y_textcd-2-va-y_textct-3-so-nghiem-cua-phuong-trinh-fx-0-la.html#respond Sun, 30 Aug 2026 01:43:18 +0000 https://booktoan.com/cho-ham-so-y-fx-co-bang-bien-thien-voi-y_textcd-2-va-y_textct-3-so-nghiem-cua-phuong-trinh-fx-0-la.html https://booktoan.com/cho-ham-so-y-fx-co-bang-bien-thien-voi-y_textcd-2-va-y_textct-3-so-nghiem-cua-phuong-trinh-fx-0-la.html/feed 0 Tâm đối xứng của đồ thị hàm số phân thức $y = \frac{2x + 3}{x – 1}$ là: https://booktoan.com/tam-doi-xung-cua-do-thi-ham-so-phan-thuc-y-frac2x-3x-1-la.html https://booktoan.com/tam-doi-xung-cua-do-thi-ham-so-phan-thuc-y-frac2x-3x-1-la.html#respond Sun, 30 Aug 2026 01:41:04 +0000 https://booktoan.com/tam-doi-xung-cua-do-thi-ham-so-phan-thuc-y-frac2x-3x-1-la.html https://booktoan.com/tam-doi-xung-cua-do-thi-ham-so-phan-thuc-y-frac2x-3x-1-la.html/feed 0 Tâm đối xứng của đồ thị hàm số bậc ba $y = x^3 – 3x^2 + 2$ là điểm uốn $I$ có tọa độ: https://booktoan.com/tam-doi-xung-cua-do-thi-ham-so-bac-ba-y-x3-3x2-2-la-diem-uon-i-co-toa-do.html https://booktoan.com/tam-doi-xung-cua-do-thi-ham-so-bac-ba-y-x3-3x2-2-la-diem-uon-i-co-toa-do.html#respond Sun, 30 Aug 2026 01:38:44 +0000 https://booktoan.com/tam-doi-xung-cua-do-thi-ham-so-bac-ba-y-x3-3x2-2-la-diem-uon-i-co-toa-do.html https://booktoan.com/tam-doi-xung-cua-do-thi-ham-so-bac-ba-y-x3-3x2-2-la-diem-uon-i-co-toa-do.html/feed 0 Tìm số tiệm cận đứng của đồ thị hàm số $y = \frac{x – 3}{x^2 – 9}$. https://booktoan.com/tim-so-tiem-can-dung-cua-do-thi-ham-so-y-fracx-3x2-9.html https://booktoan.com/tim-so-tiem-can-dung-cua-do-thi-ham-so-y-fracx-3x2-9.html#respond Sat, 29 Aug 2026 15:50:26 +0000 https://booktoan.com/tim-so-tiem-can-dung-cua-do-thi-ham-so-y-fracx-3x2-9.html https://booktoan.com/tim-so-tiem-can-dung-cua-do-thi-ham-so-y-fracx-3x2-9.html/feed 0 Đồ thị hàm số $y = \frac{x^2 – 4x + 5}{x – 2}$ có tiệm cận xiên dạng $y = ax + b$. Tính tổng $S = a + b$. https://booktoan.com/do-thi-ham-so-y-fracx2-4x-5x-2-co-tiem-can-xien-dang-y-ax-b-tinh-tong-s-a-b.html https://booktoan.com/do-thi-ham-so-y-fracx2-4x-5x-2-co-tiem-can-xien-dang-y-ax-b-tinh-tong-s-a-b.html#respond Sat, 29 Aug 2026 15:47:48 +0000 https://booktoan.com/do-thi-ham-so-y-fracx2-4x-5x-2-co-tiem-can-xien-dang-y-ax-b-tinh-tong-s-a-b.html https://booktoan.com/do-thi-ham-so-y-fracx2-4x-5x-2-co-tiem-can-xien-dang-y-ax-b-tinh-tong-s-a-b.html/feed 0 Tìm tung độ của giao điểm hai đường tiệm cận của đồ thị hàm số $y = \frac{4x – 5}{2x + 6}$. https://booktoan.com/tim-tung-do-cua-giao-diem-hai-duong-tiem-can-cua-do-thi-ham-so-y-frac4x-52x-6.html https://booktoan.com/tim-tung-do-cua-giao-diem-hai-duong-tiem-can-cua-do-thi-ham-so-y-frac4x-52x-6.html#respond Sat, 29 Aug 2026 15:46:31 +0000 https://booktoan.com/tim-tung-do-cua-giao-diem-hai-duong-tiem-can-cua-do-thi-ham-so-y-frac4x-52x-6.html https://booktoan.com/tim-tung-do-cua-giao-diem-hai-duong-tiem-can-cua-do-thi-ham-so-y-frac4x-52x-6.html/feed 0 Cho hàm số $y = f(x)$ có bảng biến thiên với $\lim_{x \to -\infty} f(x) = 2, \lim_{x \to +\infty} f(x) = 5, \lim_{x \to 1^+} f(x) = +\infty, \lim_{x \to 1^-} f(x) = -\infty$. Xét tính đúng sai: https://booktoan.com/cho-ham-so-y-fx-co-bang-bien-thien-voi-lim_x-to-infty-fx-2-lim_x-to-infty-fx-5-lim_x-to-1-fx-infty-lim_x-to-1-fx-infty-xet-tinh-dung.html https://booktoan.com/cho-ham-so-y-fx-co-bang-bien-thien-voi-lim_x-to-infty-fx-2-lim_x-to-infty-fx-5-lim_x-to-1-fx-infty-lim_x-to-1-fx-infty-xet-tinh-dung.html#respond Sat, 29 Aug 2026 15:45:12 +0000 https://booktoan.com/cho-ham-so-y-fx-co-bang-bien-thien-voi-lim_x-to-infty-fx-2-lim_x-to-infty-fx-5-lim_x-to-1-fx-infty-lim_x-to-1-fx-infty-xet-tinh-dung.html https://booktoan.com/cho-ham-so-y-fx-co-bang-bien-thien-voi-lim_x-to-infty-fx-2-lim_x-to-infty-fx-5-lim_x-to-1-fx-infty-lim_x-to-1-fx-infty-xet-tinh-dung.html/feed 0 Đường tiệm cận xiên của đồ thị hàm số $y = 2x + 1 – \frac{3}{x – 2}$ là: https://booktoan.com/duong-tiem-can-xien-cua-do-thi-ham-so-y-2x-1-frac3x-2-la.html https://booktoan.com/duong-tiem-can-xien-cua-do-thi-ham-so-y-2x-1-frac3x-2-la.html#respond Sat, 29 Aug 2026 15:21:52 +0000 https://booktoan.com/duong-tiem-can-xien-cua-do-thi-ham-so-y-2x-1-frac3x-2-la.html https://booktoan.com/duong-tiem-can-xien-cua-do-thi-ham-so-y-2x-1-frac3x-2-la.html/feed 0 Đồ thị hàm số nào sau đây không có đường tiệm cận ngang? https://booktoan.com/do-thi-ham-so-nao-sau-day-khong-co-duong-tiem-can-ngang.html https://booktoan.com/do-thi-ham-so-nao-sau-day-khong-co-duong-tiem-can-ngang.html#respond Sat, 29 Aug 2026 15:11:16 +0000 https://booktoan.com/do-thi-ham-so-nao-sau-day-khong-co-duong-tiem-can-ngang.html https://booktoan.com/do-thi-ham-so-nao-sau-day-khong-co-duong-tiem-can-ngang.html/feed 0 Giao điểm hai đường tiệm cận của đồ thị hàm số $y = \frac{2x – 3}{x + 1}$ có tọa độ là: https://booktoan.com/giao-diem-hai-duong-tiem-can-cua-do-thi-ham-so-y-frac2x-3x-1-co-toa-do-la.html https://booktoan.com/giao-diem-hai-duong-tiem-can-cua-do-thi-ham-so-y-frac2x-3x-1-co-toa-do-la.html#respond Sat, 29 Aug 2026 15:05:30 +0000 https://booktoan.com/giao-diem-hai-duong-tiem-can-cua-do-thi-ham-so-y-frac2x-3x-1-co-toa-do-la.html https://booktoan.com/giao-diem-hai-duong-tiem-can-cua-do-thi-ham-so-y-frac2x-3x-1-co-toa-do-la.html/feed 0