Solve the Differential Equation Using the Method of Variation of Parameters

question 132

Short Answer

Solve the differential equation using the method of variation of parameters.
$$y ^ { tt } - 3 y ^ {t} = e ^ { 9 x }$$

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Definitions:

Congenital Heart Disorder

A heart defect present at birth, resulting from abnormalities in heart formation during fetal development.

Clinical Depression

A mental health disorder characterized by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.

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The process by which blood cells and fibrin strands aggregate to form a solid mass, typically in response to vascular injury.