If a matrix A is such that \[3{{A}^{3}}+2{{A}^{2}}+5A+I=0,\] then its inverse is

If a matrix A is such that \[3{{A}^{3}}+2{{A}^{2}}+5A+I=0,\] then its

1.	If a matrix A is such that \[3{{A}^{3}}+2{{A}^{2}}+5A+I=0,\] then its inverse is
A.	\[-(3{{A}^{2}}+2A+5I)\]
B.	\[3{{A}^{2}}+2A+5I\]
C.	\[3{{A}^{2}}-2A-5I\]
D.	None of these
Answer» B. \[3{{A}^{2}}+2A+5I\]

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If a matrix A is such that \[3{{A}^{3}}+2{{A}^{2}}+5A+I=0,\] then its inverse is

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