Question: The wave equation of physics is the partial differential equation where c is a constant. Show that if ( is any twice differentiable function then

The wave equation of physics is the partial differential equation
The wave equation of physics is the partial differential equation where

where c is a constant. Show that if ( is any twice differentiable function then
y(x, t) = 1/2[((x - ct) + ((x + ct)]
satisfies this equation.

a2 , "

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