A=⎡⎢⎣3a−125cb82⎤⎥⎦ is symmetric and B=⎡⎢⎣d3ab−ae – InterviewSolution

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1.	A=⎡⎢⎣3a−125cb82⎤⎥⎦ is symmetric and B=⎡⎢⎣d3ab−ae−2b−c−26−f⎤⎥⎦ is skew-symmetric, then AB is
Answer» $A = ⎡ ⎢ ⎣ \begin{matrix} 3 & a & - 1 2 & 5 & c b & 8 & 2 \end{matrix} ⎤ ⎥ ⎦$ is symmetric and $B = ⎡ ⎢ ⎣ \begin{matrix} d & 3 & a b - a & e & - 2 b - c - 2 & 6 & - f \end{matrix} ⎤ ⎥ ⎦$ is skew-symmetric, then $A B$ is

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