A Gaussian wave has the form (x, t) = Ae -(bx+ct)2 . Use the fact that (x,

A Gaussian wave has the form Ψ(x, t) = Ae^-α(bx+ct)2. Use the fact that Ψ(x, t) = f(x ∓ vt) to determine its speed and then verify your answer using Eq. (2.34).

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(y, t) = A cos T(3 × 10°y + 9 x 1041)