3. (D² + 4)y = 10 cos 3x. ANS. Y = -2 cos 3

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.2: Exponents And Radicals
Problem 28E
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18. (D* + 4)у %3D 10 сos 3x.
ANS. у 3D -2 cos 3x.
Transcribed Image Text:18. (D* + 4)у %3D 10 сos 3x. ANS. у 3D -2 cos 3x.
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