Basic Matrix Operations

Front

What is the name of each entry of a matrix?

Back

Element

Front

What is the value of element a23 in the matrix?

Back

-1

Front

How many columns are in a 5 x 4 matrix?

Back

4

Front

What are the dimensions of a matrix with 3 rows and 2 columns?

Back

3 x 2

Front

In Matrix R, what element is r23?

Back

6

Front

What is a matrix?

Back

A rectangular array of numbers arranged in rows and columns.

Front

What is the order of a matrix?

Back

The number of rows and columns it contains, expressed as 'rows x columns'.

Front

How do you add two matrices?

Back

Add corresponding elements from each matrix.

Front

What is a zero matrix?

Back

A matrix in which all elements are zero.

Front

What is a square matrix?

Back

A matrix with the same number of rows and columns.