Question

What is matrix? Define matrix? ​

Answer 1

Explanation:

In mathematics, a matrix is a rectangular array or table of numbers, symbols, or expressions, arranged in rows and columns. For example, the dimension of the matrix below is 2 × 3, because there are two rows and three columns: {\displaystyle {\begin{bmatrix}1&9&-13\\20&5&-6\end{bmatrix}}.}

Answer 2

A matrix question is a group of multiple-choice questions displayed in a grid of rows and columns. The rows present the questions to the respondents, and the columns offer a set of predefined answer choices that apply to each question in the row.