A square matrix A is said to be orthogonal if AA = AA =In
. If A is real skew-
symmetric matrix is such that A2+I=0
, then
A. A is an orthogonal matrix.
B. A is an orthogonal matrix of odd order.
C. A is an orthogonal matrix of even order.
D. None of these.

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Pawan Prajapati · Answer

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A square matrix A is said to be orthogonal if AA = AA =In . If A is real skew- symmetric matrix is such that A2+I=0 , then A. A is an orthogonal matrix. B. A is an orthogonal matrix of odd order. C. A is an orthogonal matrix of even order. D. None of these.

A square matrix A is said to be orthogonal if AA = AA =In
. If A is real skew-
symmetric matrix is such that A2+I=0
, then
A. A is an orthogonal matrix.
B. A is an orthogonal matrix of odd order.
C. A is an orthogonal matrix of even order.
D. None of these.

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A square matrix A is said to be orthogonal if AA = AA =In . If A is real skew- symmetric matrix is such that A2+I=0 , then A. A is an orthogonal matrix. B. A is an orthogonal matrix of odd order. C. A is an orthogonal matrix of even order. D. None of these.

A square matrix A is said to be orthogonal if AA = AA =In . If A is real skew- symmetric matrix is such that A2+I=0 , then A. A is an orthogonal matrix. B. A is an orthogonal matrix of odd order. C. A is an orthogonal matrix of even order. D. None of these.

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A square matrix A is said to be orthogonal if AA = AA =In
. If A is real skew-
symmetric matrix is such that A2+I=0
, then
A. A is an orthogonal matrix.
B. A is an orthogonal matrix of odd order.
C. A is an orthogonal matrix of even order.
D. None of these.