Find W.X.Y and Z so that >

[r-soy]

Hi

I want check my answer

The question ande the answer on the attachment >>

 

[Mark44]

Can't you check for yourself? You have values of w, x, y, and z. Just substitute them into the left matrix at the start of your problem, and do the multiplication. If you get the matrix on the right, then your solution is correct.