37.Calculate the value of r such that the line x + 2 y + z = 0 is a center-line of the conic section x² + 2xy-y²-rxz+ryz=0. Ans. r = -1
37.Calculate the value of r such that the line x + 2 y + z = 0 is a center-line of the conic section x² + 2xy-y²-rxz+ryz=0. Ans. r = -1
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section: Chapter Questions
Problem 10RE
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