If \(A = \left[ {\begin{array}{*{20}{c}} 4&2\\ { - 1}&1 \end{array}} \ – McqOptions

MCQOPTIONS

1.	If \(A = \left[ {\begin{array}{*{20}{c}} 4&2\\ { - 1}&1 \end{array}} \right]\) then (A – 2I) (A – 3I) is
A.	A
B.	I
C.	0
D.	5 I
Answer» D. 5 I

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