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Let {:A=[(0,0,-1),(0,-1,0),(-1,0,0)]:}. ...

Let `{:A=[(0,0,-1),(0,-1,0),(-1,0,0)]:}`. The only correct statement aboul the matrix A is

A

`A^(2)=I`

B

A is a zero matrix

C

`A^(-1)` does not exist

D

A=(-1)I, where I is a unit matrix

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The correct Answer is:
A
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