Matrices

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 'm x n' where m is the number of rows and n is the number of columns.

Front

What comes first in the order of a matrix?

Back

Row.

Front

How do you identify an element in a matrix?

Back

An element in a matrix is identified by its position, given as (row, column). For example, the element in the second row and third column is denoted as R[2,3].

Front

How many columns are in a 5 x 4 matrix?

Back

4.

Front

What is matrix addition?

Back

Matrix addition involves adding corresponding elements of two matrices of the same order.

Tags

CCSS.HSN.VM.C.8

Front

What is matrix subtraction?

Back

Matrix subtraction involves subtracting corresponding elements of two matrices of the same order.

Tags

CCSS.HSN.VM.C.8

Front

What is matrix multiplication?

Back

Matrix multiplication involves multiplying rows of the first matrix by columns of the second matrix, and the number of columns in the first matrix must equal the number of rows in the second.

Tags

CCSS.HSN.VM.C.8

Front

What is the determinant of a matrix?

Back

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

Front

What is the identity matrix?

Back

The identity matrix is a square matrix with ones on the diagonal and zeros elsewhere, denoted as I.

Tags

CCSS.HSN.VM.C.10