A) Non singular matrix
B) Symmetric matrix
C) Skew-symmetric matrix
D) Unit matrix
Correct Answer: B
Solution :
\[A+{{A}^{T}}\] is a square matrix. \[{{(A+{{A}^{T}})}^{T}}={{A}^{T}}+{{({{A}^{T}})}^{T}}={{A}^{T}}+A\] Hence A is a symmetric matrix.You need to login to perform this action.
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