A row matrix is a type of matrix that consists of a single row of elements. It can be represented as a 1 × n matrix, where n is the number of columns. Each element in a row matrix can be a number, variable, or expression, and it is often used in various mathematical applications, including linear algebra and data representation. Row matrices are useful for simplifying calculations and organizing data. They can be added to or multiplied by other matrices, provided the dimensions are compatible. In computer science, row matrices can represent data structures like arrays or lists, making them essential for programming and algorithm design.