What is the result of adding the matrices $A = \begin{pmatrix} 1 & 2 \\ 3 & 4 \end{pmatrix}$ and $B = \begin{pmatrix} 5 & 6 \\ 7 & 8 \end{pmatrix}$?
Question 2
What is the result of the scalar multiplication of the matrix $C = \begin{pmatrix} 2 & 4 \\ 6 & 8 \end{pmatrix}$ by the scalar $3$?
Question 3
What is the result of the matrix multiplication $D = \begin{pmatrix} 1 & 2 \\ 3 & 4 \end{pmatrix} \begin{pmatrix} 5 & 6 \\ 7 & 8 \end{pmatrix}$?
Question 4
If $E = \begin{pmatrix} 0 & 0 \\ 0 & 0 \end{pmatrix}$ represents the zero matrix, what is the result of $E + \begin{pmatrix} 4 & 5 \\ 6 & 7 \end{pmatrix}$?
Question 5
For two matrices to be added together, what must be true?
Lesson 4.1: Matrix Arithmetic Quiz — Further Mathematics | A-Warded
