Matrices Row Operations

Front

What is the name of each entry of a matrix?

Back

Element

Front

You can multiply a 2X3 matrix by which matrix?

Back

3X12

Front

What are the dimensions of a 3x2 matrix?

Back

3 x 2

Front

Find A+B for matrices A = [[3, 5], [2, 1]] and B = [[5, 5], [6, 4]].

Back

A + B = [[8, 10], [8, 5]]

Front

What are the dimensions of a 2x3 matrix?

Back

2 x 3

Front

What is a row operation in matrices?

Back

An operation that can be performed on the rows of a matrix, such as row swapping, scaling, or adding rows.

Front

What is the result of multiplying a 2x3 matrix by a 3x2 matrix?

Back

A 2x2 matrix.

Front

What is the identity matrix of size 2?

Back

[[1, 0], [0, 1]]

Front

What does it mean for two matrices to be compatible for addition?

Back

They must have the same dimensions.

Front

What is the transpose of a matrix?

Back

A new matrix whose rows are the columns of the original.