Three steps to solve
You recognize that the diagonal entries of are the singular values. You can also use the graphic to verify the fundamental equations and .
Your job is to solve .
Three steps to solving .
Step 1: Find the coordinates for .
From the plot you see .
Step 2: Divide the and by the singular values 4 and 3 to get .
Step 3: Use these numbers as coordinates for to get
Use the graphic to verify that is a solution to
This time the vector doesn't move, but the picture has all the info you need to solve .
(Q21) The graphic shows that the singular values are and .
(Q22) Step 1: Find the coordinates for : .
Step 2: Divide the coords by the singular values.
(Q23) Step 3: Use these numbers as coordinates.
The solution to is .
Copyright © 2007 Todd Will
Created by Mathematica (April 14, 2007)