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Consider the 2nd order linear equation with constant coefficients: y" + ay + by = 0. %3D If ri and r2 are the roots of its characterisitic equation, then what is r? + r? A. 1 B. Va? - 46 C. a2-4b D. a2 + 2b E. a2 - 26 Select one: O aE ObA OCD Od8 Oec

Consider the 2nd order linear equation with constant coefficients: y" + ay + by = 0. %3D If ri and r2 are the roots of its characterisitic equation, then what is r? + r? A. 1 B. Va? - 46 C. a2-4b D. a2 + 2b E. a2 - 26 Select one: O aE ObA OCD Od8 Oec

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section11.1: Parabolas
Problem 40E
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Consider the 2nd order linear equation with constant coefficients: y" + ay + by = 0. %3D If ri and r2 are the roots of its characterisitic equation, then what is r? + r? A. 1 B. Va-4b C. a?- 4b D. a² + 26 E. a2-2b Select one: O a E ObA OCD Od.B Oe.C
Transcribed Image Text:Consider the 2nd order linear equation with constant coefficients: y" + ay + by = 0. %3D If ri and r2 are the roots of its characterisitic equation, then what is r? + r? A. 1 B. Va-4b C. a?- 4b D. a² + 26 E. a2-2b Select one: O a E ObA OCD Od.B Oe.C
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