If $\mathbf{A}$ is a $2 \times 2$ matrix such that $\det \mathbf{A} = 2,$ then find $\det (\mathbf{-3A}).$
Question:
If $\mathbf{A}$ is a $2 \times 2$ matrix such that $\det \mathbf{A} = 2,$ then find $\det (\mathbf{-3A}).$
Answer:
Let's think step by step.

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If $\mathbf{A}$ is a $2 \times 2$ matrix such that $\det \mathbf{A} = 2,$ then find $\det (\mathbf{-3A}).$
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