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Matrices
Xam Idea
CBSE
Grade 12

Question:

For any square matrix $A$, $A + A'$ is always a:
(a) Symmetric matrix
(b) Skew-symmetric matrix
(c) Diagonal matrix
(d) Scalar matrix

Step-by-Step Solution

Key Concept: (A + A')' = A + A'.
The detailed step-by-step mathematical proof is available inside the Mathbee app workspace.
Correct Answer: Symmetric matrix
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