MediumPartial derivatives

Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §13.2 Partial Derivatives, #40 · Multivariable Calculus · Partial derivatives

Continuing 39, the peaks of the waves moved a distance … in…

Continuing 39, the peaks of the waves moved a distance $Δ x =______$ in the time step $Δ t = π /4$ . The wave velocity is $Δ x /Δ t =______$ .

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §13.2 Partial Derivatives, #40

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