Express the matrix `[[2,-3,7],[4,1,9],[3,7,8]]` as the sum of a symmetric and skew symmetric matrix.

Express the matrix A=[[2,4,-6],[ 7,3,5],[ 1,-2, 4]] as the sum of a symmetric and skew symmetric matrix.

Express the matrix B=[[2,-2,-4],[-1, 3,4],[ 1,-2,-3]] as the sum of a symmetric and skew symmetric matrix.

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

Express the matrix A=[(2,4,-6),(7,3,5),(1,-2,4)] is the sum of a symmetric and skew symmetric matrix.

Express the matrix A=[[3,-2,-4], [3,-2,-5],[-1, 1, 2]] as the sum of a symmetric and skew-symmetric matrix and verify your result.

Express the matrix A=[[3,-4], [1,-1]] as the sum of a symmetric and a skew-symmetric matrix.

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

Express the matrix [3-2-4 3-2-5-1 1 2] as the sum of a symmetric and skew-symmetric matrix.