If $y(x)=3^{9x},$ find $y^{\text{'}}(x).$

Find the derivative of the function

$f(x)=ln(2x^4+x^2-3)$

Select the correct answer below:

$\frac{1}{2x^4+x^2-3}$

$\frac{2x^4+x^2-3}{8x^3+2x}$

$\frac{8x^3+2x}{2x^4+x^2-3}$

$\frac{1}{8x^3+2x}$