If \[A=\left[ \begin{matrix} 0 & 1 \\ 0 & 0 \\ \end{matrix} \right]\], I is the unit matrix of order 2 and a, b are arbitrary constants, then \[{{(aI+bA)}^{2}}\] is equal to

If \[A=\left[ \begin{matrix} 0 & 1 \\ 0 & 0 \\ \end{matr

1.	If \[A=\left[ \begin{matrix} 0 & 1 \\ 0 & 0 \\ \end{matrix} \right]\], I is the unit matrix of order 2 and a, b are arbitrary constants, then \[{{(aI+bA)}^{2}}\] is equal to
A.	\[{{a}^{2}}I+abA\]
B.	\[{{a}^{2}}I+2abA\]
C.	\[{{a}^{2}}I+{{b}^{2}}A\]
D.	None of these
Answer» C. \[{{a}^{2}}I+{{b}^{2}}A\]

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If \[A=\left[ \begin{matrix} 0 & 1 \\ 0 & 0 \\ \end{matrix} \right]\], I is the unit matrix of order 2 and a, b are arbitrary constants, then \[{{(aI+bA)}^{2}}\] is equal to

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