Write down the matrix of the quadratic form 2x2+8z2+4xy+10xz-2yz.

Question

Write down the matrix of the quadratic form 2x2+8z2+4xy+10xz-2yz.

Answer 1

(2,0,8,4,10,-2,0,0,0)^T x (x²,y²,z²,xy,xz,yz,x,y,z)

T is transpose, and x is multiply outside the parenthesis.