`A={:[(1,4,9),(-1,2,0),(3,1,9)]:}`. Represent A as sum of symmetric and skew symmetric matrix

Express as a sum of a symmetric and a skew symmetric matrix: [[4,-3],[1,2]]

Express as a sum of a symmetric and a skew symmetric matrix: [[0,1],[1,0]]

Express as a sum of a symmetric and a skew symmetric matrix: [[1,5],[7,-3]]

Express the matrix A={:[(2,-3,4),(-1,4,3),(1,-2,3)]:} as the sum of a symmetric and a skew symmetric matrix

Express the matrix A={:[(2,-3,4),(-1,4,3),(1,-2,3)]:} as the sum of a symmetric and a skew symmetric matrix

Express [{:(2,-4,5),(1,8,-2),(7,3,9):}] as a sum of a symmetric and a skew- symmetric matrix .

Express [{:(6,-4,5),(1,4,-2),(7,5,9):}] as a sum of a symmetric and a skew- symmetric matrix .

Express the matrix A=({:(-3,5,6),(-1,0,1),(2,1,2):}) as the sum of a symmetric and skew-symmetric matrix .

If A=[(2,3,5),(0,9,8),(5,7,11)], express A as the sum of a symmetric and a skew-symmetric matrix.