- #1
adriang
- 10
- 0
Homework Statement
If [tex]\phi=a_{rs}x^{r}x^{s}[/tex]
Then show that [tex]\frac{\partial\phi}{\partial x^{r}}=(a_{rs}+a_{sr})x^{s}[/tex]
Homework Equations
The Attempt at a Solution
Help please I can't seem to get the correct answer. Thanks