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The matrix A^(2)+4A-5I, where I is the i...

The matrix `A^(2)+4A-5I`, where I is the identity matrix and `A=[(1,2),(4,-3)]`, equals

A

`4[(2,1),(2,0)]`

B

`4[(0,-1),(2,2)]`

C

`32[(2,1),(2,0)]`

D

`32[(1,1),(1,0)]`

Text Solution

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The correct Answer is:
A
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