Matrix Operations

Front

What is the result of subtracting the matrices A = [-5, 8, 3, 2] and B = [4, -1, 0, 0]?

Back

The result is [-9, 9, 3, 2].

Front

What is the result of adding the matrices A = [11, 8] and B = [-4, 2]?

Back

The result is [7, 10].

Front

How is the order of a matrix defined?

Back

The order of a matrix is defined as the number of rows x the number of columns.

Front

In a matrix, what does the element in the second row, third column represent?

Back

It represents the value located at that specific position in the matrix.

Front

What is the order of a matrix with 3 rows and 2 columns?

Back

The order of the matrix is 3 x 2.

Front

What is the result of the matrix operation A - B if A = [10, 5] and B = [3, 2]?

Back

The result is [7, 3].

Front

What is the result of the matrix operation A + B if A = [1, 2] and B = [3, 4]?

Back

The result is [4, 6].

Front

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

Back

Two matrices are compatible for addition if they have the same order.

Front

What is the result of multiplying the matrix A = [2, 3] by the scalar 4?

Back

The result is [8, 12].

Front

What is the identity matrix of order 2?

Back

The identity matrix of order 2 is [[1, 0], [0, 1]].