Let P=A′B−B′A. Then P′=(A′B)′−(B′A)′=B′A−A′B=−(A′B−B′A)=−P. Since P′=−P, the matrix is skew symmetric.
If A and B are square matrices of same order, then A'B - B'A is a:
CUET UG 2022 — Mathematics Algebra
2022mcqmedium
If A and B are square matrices of same order, then A′B−B′A is a:
Official previous-year question
Held on 23 Aug 2022 · Verified 13 Jul 2026.
Options
- A
Skew symmetric matrix
- B
Null matrix
- C
Symmetric matrix
- D
Unit matrix
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