d / ___ \
--\(x + \/ x , x)/
dx
$$\frac{d}{d x} \left( \sqrt{x} + x, \ x\right)$$
2
d / ___ \
---\(x + \/ x , x)/
2
dx
$$\frac{d^{2}}{d x^{2}} \left( \sqrt{x} + x, \ x\right)$$
3
d / ___ \
---\(x + \/ x , x)/
3
dx
$$\frac{d^{3}}{d x^{3}} \left( \sqrt{x} + x, \ x\right)$$