Instructions

1. Complete the matrix operations as defined in the problem set.
2. Show all steps clearly.
3. Submit your answers in the portal.

Problem 1

Given matrices $A = \begin{pmatrix} 1 & 2 \\ 3 & 4 \end{pmatrix}$ and $B = \begin{pmatrix} 5 & 6 \\ 7 & 8 \end{pmatrix}$, calculate:

1. $A + B$
2. $A \times B$
3. $B \times A$