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Algebra & Trigonometry with Analytic Geometry

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter9: Systems Of Equations And Inequalities

Section: Chapter Questions

Problem 12T

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6

Use Lagrange multipliers to find the indicated extrema, assuming that x, y, and z are positive.
Minimize f(x, y, z) = x² + y² + z²
Constraint: x + y + z – 21 = 0
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