Consider the system Ax = b given by 2 1 0 1 2 1 0 1 2 x1 x2 x3 = 4 0 4 . Construct the
Chapter 6, Problem 6.4.1(choose chapter or problem)
Consider the system Ax = b given by 2 1 0 1 2 1 0 1 2 x1 x2 x3 = 4 0 4 . Construct the corresponding quadratic P(x1,x2,x3), compute its partial derivatives P/ xi , and verify that they vanish exactly at the desired solution.
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