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bamford
science forum beginner

Joined: 10 Aug 2006
Posts: 1
Location: birmingham

Posted: Thu Aug 10, 2006 3:44 pm    Post subject: Differential equation
Subject description: solve

Can anyone help, get so far but struggle with the derivation,

I'm trying to show y=e(-2mx)sin 4mz is a solution of the equation

d^2y/dx^2+4m dy/dx + 20 m^2y=0

I use the product rule and solve for solve for dy/dy and d^2y/dx^2 but cant solve for the final equation,

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