If A is a 2×2 matrix such that A + A' = 0, then A is:
If A is a 2×2 matrix such that A + A' = 0, then A is:
- A. Skew-symmetric
- B. Symmetric
- C. Identity
- D. Diagonal
Answer: A) Skew-symmetric
Explanation: A + A' = 0 implies A' = −A, which is the definition of a skew-symmetric matrix.
0 Answers
Log in to post your own answer or join the discussion.
No comments yet — start the discussion.