Find the derivative of f(x)=x+x2f(x) = \sqrt{x} + x^2f(x)=x+x2.
12x+2x\frac{1}{2\sqrt{x}} + 2x2x1+2x
x+2x\sqrt{x} + 2xx+2x
12x+x\frac{1}{2\sqrt{x}} + x2x1+x
2x+2x2\sqrt{x} + 2x2x+2x