Matrix Basics

Front

What is a matrix?

Back

A matrix is a rectangular array of numbers arranged in rows and columns.

Front

What is the order of a matrix?

Back

The order of a matrix is defined by the number of rows and columns it contains, expressed as 'rows x columns'.

Front

How do you add two matrices?

Back

To add two matrices, they must have the same dimensions. Add corresponding elements together.

Front

How do you subtract two matrices?

Back

To subtract two matrices, they must have the same dimensions. Subtract corresponding elements.

Front

What is a 5 x 4 matrix?

Back

A matrix with 5 rows and 4 columns.

Front

What is the value of an element in a matrix denoted as A_{12}?

Back

A_{12} refers to the element in the 1st row and 2nd column of matrix A.

Front

What is a zero matrix?

Back

A zero matrix is a matrix in which all elements are zero.

Front

What is a square matrix?

Back

A square matrix is a matrix with the same number of rows and columns.

Front

What is a transpose of a matrix?

Back

The transpose of a matrix is obtained by swapping its rows and columns.

Front

What is a determinant?

Back

The determinant is a scalar value that can be computed from the elements of a square matrix, providing important properties of the matrix.