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Matrices A and B will be inverse of each...

Matrices A and B will be inverse of each other only if

a. AB = BA
b. AB = BA = 0
c. AB = 0, BA = I
d. AB = BA = I

A

AB = BA

B

AB = BA = 0

C

AB = 0, BA = I

D

AB = BA = I

Text Solution

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The correct Answer is:
D
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