1 . ddxx2x2-4

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

Answer: Option A

Explanation: