Find the maximum and minimum values, and a vector where each occurs, of the quadratic form subject to the constraint.w=2x2−y2 −z2+ 4xy−4xz+ 8yz; x2+y2+z2=1

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.4: The Dot Product
Problem 18E
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Find the maximum and minimum values, and a vector where each occurs, of the quadratic form subject to the constraint.
w=2x2−y2 −z2+ 4xy−4xz+ 8yz; x2+y2+z2=1

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