Differential Equation: Verify that cos kx is a solution of d^2x/dt^2 + k^2x = 0. Also, state what kind of DE is the DE above.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.2: Trigonometric Equations
Problem 105E
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Differential Equation:

Verify that cos kx is a solution of d^2x/dt^2 + k^2x = 0. Also, state what kind of DE is the DE above.

(. Verify that cos kx
a solulion
Is
of
t K'x =0
Also, stafe what kind of DE is the DE äbove .
Transcribed Image Text:(. Verify that cos kx a solulion Is of t K'x =0 Also, stafe what kind of DE is the DE äbove .
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