Find the derivative of f(x)=ln(x2+5x)f(x) = \ln(x^2 + 5x)f(x)=ln(x2+5x).
2x+5x2+5x\frac{2x+5}{x^2+5x}x2+5x2x+5
1/(x2+5x)1 / (x^2+5x)1/(x2+5x)
2x+52x+52x+5
1/x1/x1/x