without looking at your work, its not possible to tell where you went wrong.
Note: You have to use the product rule here.
without looking at your work, its not possible to tell where you went wrong.
Note: You have to use the product rule here.
wolfram alpha agrees with your result (it just has the numerator factored).
derivative of (x^2+2)*(x^2+3) ;^(1/3) - Wolfram|Alpha