Question: hat the expression u= sin (x - vr) describing a sinusoidal wave, satisfies the wave equation. Show that in general w= S(x - v)

hat the expression u= sin (x - vr) describing a sinusoidal wave,

hat the expression u= sin (x - vr) describing a sinusoidal wave, satisfies the wave equation. Show that in general w= S(x - v) and u =S(x + v) carn Yosihi stisly the wave equation (1.4), where is any function with a second derivative.

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