Question

11) If A is a square matrix, then A – A’ is a

a) diagonal matrix

b) skew-symmetric matrix

c) symmetric matrix

d) none of these



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Answer 1

Answer:

If A is any square matrix then (A−A′) is always skew-symmetric

Answer 2

Answer:

correct answer is (b)

skew-symmetric matrix

Step-by-step explanation:

consider,(A-A')'=A'-(A')'

=A'-A

=-(A-A')

= (A-A')'

=-(A-A')