Find the matrix $\mathbf{M},$ with real entries, such that
\[\mathbf{M}^3 - 4 \mathbf{M}^2 + 5 \mathbf{M} = \begin{pmatrix} 10 & 20 \\ 5 & 10 \end{pmatrix}.\]
Question:
Find the matrix $\mathbf{M},$ with real entries, such that
\[\mathbf{M}^3 - 4 \mathbf{M}^2 + 5 \mathbf{M} = \begin{pmatrix} 10 & 20 \\ 5 & 10 \end{pmatrix}.\]
Answer:
Let's think step by step.

user
\begin{pmatrix} 2 & 4 \\ 1 & 2 \end{pmatrix}
Find the matrix $\mathbf{M},$ with real entries, such that
\[\mathbf{M}^3 - 4 \mathbf{M}^2 + 5 \mathbf{M} = \begin{pmatrix} 10 & 20 \\ 5 & 10 \end{pmatrix}.\]
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