38 38. Let u₁ = (2, 1, −1), u₂ = (3, -4, 2), and u3 = (2,7, a). Find all values of a such that{u₁, U2, U3} is an orthogonal set.

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Answered: 38. Let u₁ = (2, 1, -1), u₂ = (3,-4,…

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter8: Applications Of Trigonometry

Section: Chapter Questions

Problem 13T

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38. Let u₁ = (2, 1, -1), u₂ = (3,-4, 2), and u3 = (2,7, a). Find all values of a such that {u₁, U2, U3} is an orthogonal set.