(1 point) A string of length L is secured at both ends. The string has no initial displacement, but has initial velocity f(z) at any point Choose the PDE and boundarylinitial conditions that model this scenario Select the partial differential equation that can be used to model this scenario A. k 00 Select ALL boundary/initial conditions that apply to this scenario A. u(L, t) = 0, t > 0 LU =f(x), OC, u(z,0) = L, =0, 00 at lt=0 OF. u(z, L) = f(x), 00 J, u(z, 0) = 0, K. L. M. u(0, t) L, 00 t > 0 t > 0 ON, u(0, t) = 0,
