If \[X=\left[ \begin{matrix} 1 & -2 \\ 0 & 3 \\ \end{matrix} \right]\], and I is a \[2\times 2\] identity matrix, then \[{{X}^{2}}-2X+3I\] equals to which one of the following?

If \[X=\left[ \begin{matrix} 1 & -2 \\ 0 & 3 \\ \end{mat

1.	If \[X=\left[ \begin{matrix} 1 & -2 \\ 0 & 3 \\ \end{matrix} \right]\], and I is a \[2\times 2\] identity matrix, then \[{{X}^{2}}-2X+3I\] equals to which one of the following?
A.
B.	-2X
C.	2X
D.	4X
Answer» D. 4X

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If \[X=\left[ \begin{matrix} 1 & -2 \\ 0 & 3 \\ \end{matrix} \right]\], and I is a \[2\times 2\] identity matrix, then \[{{X}^{2}}-2X+3I\] equals to which one of the following?

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