http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Phương trình và bất phương trình
Ôn thi tốt nghiệp THPT. Luyện thi vào đại học và cao đẳng
Giới thiệu các phương trình và bất phương trình được giảng dạy và học tập ở cấp trung học phổ thông gồm: Phương trình không chứa và chứa căn thức, phương trình siêu việt (tức là phương trình mũ và lôgarit), phương trình lượng giác.
Algebraic equations,Phương trình đại số