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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)]:}.`
Then the only correct sta

A

A is a zero matrix

B

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

C

`A^(-1)`does not exist

D

`A^(2)=1`

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The correct Answer is:
D
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