Dec 3, 2015 #1 arrow27 Messages 7 Reaction score 0 View attachment 5028 Attachments 2w73e4o.jpg.png 3.8 KB · Views: 94 Last edited by a moderator: Dec 4, 2015
Dec 4, 2015 #2 evinda Gold Member MHB Messages 3,741 Reaction score 0 Have you tried looking for a solution of the form $v(x,t)=X(x) \cdot T(t)$ ?