MCQOPTIONS
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| 1. |
Consider the following partial differential equation for with the constant c > 1:Solution of this equation is \(\frac{{\partial u}}{{\partial y}} + c\frac{{\partial u}}{{\partial x}} = 0\) |
| A. | u(x,y) = f(x + cy) |
| B. | u(x, y) = f(x – cy) |
| C. | u(x, y) = f(cx + y) |
| D. | u(x,y) = f(cx – y) |
| Answer» C. u(x, y) = f(cx + y) | |