Matrix Operations Quiz

What is the result of adding the matrices [[1, 2], [3, 4]] and [[-1, -2], [-3, -4]]?

• [[0, 0], [0, 0]]

• [[1, 2], [3, 4]]

• [[2, 4], [6, 8]]

• [[-2, -4], [-6, -8]]

Subtract the matrices [[5, 6], [7, 8]] and [[2, 3], [1, 4]]. What is the result?

• [[2, 3], [1, 4]]

• [[1, 1], [2, 2]]

• [[4, 5], [3, 2]]

• [[3, 3], [6, 4]]

Given the matrix [[2, 4], [6, 8]], multiply it by the scalar 3. What is the resulting matrix?

• [[5, 8], [7, 10]]

• [[1, 2], [3, 4]]

• [[9, 12], [15, 18]]

• [[6, 12], [18, 24]]

Calculate the product of the matrices [[1, 2], [3, 4]] and [[5, 6], [7, 8]].

• [[19, 22], [43, 50]]

• [[15, 18], [21, 24]]

• [[9, 12], [15, 18]]

• [[11, 14], [25, 28]]

Find the sum of the matrices [[-1, 0], [2, -3]] and [[3, 2], [-1, 4]].

• [[1, 1], [1, 1]]

• [[0, 1], [1, 2]]

• [[3, 2], [2, 1]]

• [[2, 2], [1, 1]]

Subtract the matrices [[10, 5], [3, 7]] and [[4, 2], [1, 3]]. What is the result?

• [[8, 4], [2, 2]]

• [[6, 3], [2, 4]]

• [[5, 3], [1, 1]]

• [[7, 2], [3, 2]]

If the matrix [[2, 3], [4, 5]] is multiplied by the scalar 2, what is the resulting matrix?

• [[3, 4], [6, 7]]

• [[4, 6], [8, 10]]

• [[5, 8], [9, 12]]

• [[1, 2], [3, 4]]

Calculate the product of the matrices [[-1, 2], [3, 4]] and [[5, 6], [7, 8]].

• [[-1, 22], [31, 50]]

• [[-1, 2], [3, 4]]

• [[1, 2], [3, 4]]

• [[5, 6], [7, 8]]