2. (a)cos7xdx (5%)

詳解 (共 1 筆)

113農水署榜眼

詳解 #5368241

2022/03/06

利用分部積分(u擺x3；dv擺cos7x...

(共 24 字，隱藏中）

前往觀看

8. (10%) Use the method of separating variables to solve the one-dimensional wave equation , for the vibrations of an elastic string of length L. The boundary conditions are u(0, t) = 0,u(L,t) = 0 for all t. The initial conditions are

2. (a)cos7xdx (5%)

詳解 (共 1 筆)

相關申論題

相關試卷