5 - Unit 5 Review (Matrices)

Front

What is the name of each entry of a matrix?

Back

Element

Front

What is the determinant of the matrix [[1, 2], [3, 4]]?

Back

-2

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 in a matrix, expressed as m x n.

Front

What is a row in a matrix?

Back

A horizontal line of elements in a matrix.

Front

What is a column in a matrix?

Back

A vertical line of elements in a matrix.

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.

Front

What is the identity matrix?

Back

A square matrix with ones on the diagonal and zeros elsewhere.