Compute $\begin{pmatrix} 1 & -1 \\ 1 & 0 \end{pmatrix}^3.$
Question:
Compute $\begin{pmatrix} 1 & -1 \\ 1 & 0 \end{pmatrix}^3.$
Answer:
Let's think step by step.

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\begin{pmatrix} -1 & 0 \\ 0 & -1 \end{pmatrix}.
Compute $\begin{pmatrix} 1 & -1 \\ 1 & 0 \end{pmatrix}^3.$
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