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Which of the following is(are) NOT of th...

Which of the following is(are) NOT of the square of a `3xx3` matrix with real enteries?

A

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

B

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

C

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

D

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

Text Solution

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The correct Answer is:
A, B
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