Or search by topic
Consider matrix ${\bf Q}$, where:
$${\bf Q} = \begin{pmatrix} 1 & 1 \\ 1 & 0 \end{pmatrix}$$
Find ${\bf Q}^2$, ${\bf Q}^3$, ${\bf Q}^4$ and ${\bf Q}^5$. What do you notice about the elements in your matrices? Can you explain why this happens?
There are more matrix problems in this feature.