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If A is a non-singular matrix such that ...

If A is a non-singular matrix such that `A A^(T) = A^(T) A. and B = A^(-1) A^(T)`, then matrix B is

A

Involuntary

B

Orthogonal

C

Idempotent

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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