MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
| 1. |
If u = xy choose the correct option |
| A. | \(\frac{{{\partial ^3}u}}{{\partial {x^2}\partial y}} = \frac{{{\partial ^3}u}}{{\partial x\partial y\partial x}}\) |
| B. | \(\frac{{{\partial ^3}u}}{{\partial x\partial {y^2}}} = \frac{{{\partial ^3}u}}{{\partial y\partial x\partial y}}\) |
| C. | \(\frac{{{\partial ^3}u}}{{\partial x\partial {y^2}}} = \frac{{{\partial ^3}u}}{{\partial {x^2}\partial y}}\) |
| D. | \(\frac{{{\partial ^2}u}}{{\partial {x^2}}} = \frac{{{\partial ^2}u}}{{\partial {y^2}}}\) |
| Answer» B. \(\frac{{{\partial ^3}u}}{{\partial x\partial {y^2}}} = \frac{{{\partial ^3}u}}{{\partial y\partial x\partial y}}\) | |