Matrix Basics

Front

What are the dimensions of a matrix?

Back

The dimensions of a matrix are given in the form of rows x columns (e.g., 1 x 3 means 1 row and 3 columns).

Front

How do you find the difference between two matrices, such as B - A?

Back

To find the difference between two matrices, subtract corresponding elements from each matrix.

Front

What is the term used for each individual value in a matrix?

Back

Each individual value in a matrix is called an 'element'.

Front

How do you determine the total number of elements in a matrix?

Back

The total number of elements in a matrix is found by multiplying the number of rows by the number of columns.

Front

What is the process for adding two matrices, such as A + B?

Back

To add two matrices, add corresponding elements from each matrix.

Front

What is a row matrix?

Back

A row matrix is a matrix that has only one row.

Front

What is a column matrix?

Back

A column matrix is a matrix that has only one column.

Front

What is a square matrix?

Back

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

Front

What is the identity matrix?

Back

The identity matrix is a square matrix with ones on the diagonal and zeros elsewhere.

Front

What is a zero matrix?

Back

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