ôn thi vào 10 – O₂ Education https://o2.edu.vn TRI THỨC CŨNG CẦN NHƯ KHÍ THỞ Sun, 05 Jun 2022 10:09:24 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.2 https://o2.edu.vn/wp-content/uploads/2023/03/o2-logo-100x100.webp ôn thi vào 10 – O₂ Education https://o2.edu.vn 32 32 Giải phương trình \( \sqrt{x} +\sqrt{3x-2}=x^2+1. \) https://o2.edu.vn/giai-phuong-trinh-sqrtx-sqrt3x-2x21/ https://o2.edu.vn/giai-phuong-trinh-sqrtx-sqrt3x-2x21/#respond Sun, 05 Jun 2022 10:09:22 +0000 https://o2.edu.vn/?p=60525 https://o2.edu.vn/giai-phuong-trinh-sqrtx-sqrt3x-2x21/feed/ 0 Đề thi vào 10 môn Toán Hà Nội 2021 https://o2.edu.vn/de-thi-vao-10-mon-toan-ha-noi-2021/ https://o2.edu.vn/de-thi-vao-10-mon-toan-ha-noi-2021/#respond Mon, 14 Jun 2021 10:17:29 +0000 https://o2.edu.vn/?p=35588 https://o2.edu.vn/de-thi-vao-10-mon-toan-ha-noi-2021/feed/ 0