1. $\frac{d}{dx}\left[\frac{x^2}{x^2-4}\right]$

• A. $- \frac{8x}{{\left(x^2-4\right)}^2}$
• B. $- \frac{8x}{{\left(x^2-4\right)}^2}$
• C. $- \frac{8x}{{\left(x^2-4\right)}^2}$
• D. $- \frac{8x}{{\left(x^2-4\right)}^2}$

Post your comments here: