Level:
Project ID:
2010004808
Source Problem:
Accepted:
0
Clonable:
1
Easy:
0
Assuming \(x\not \in \{-4;-1;0;4\}\),
simplify the following expression.
\[
\left(\frac{x+1}
{x^{2} +4x}\right)^{-1}\cdot \frac{x^{2} +x}
{x^2 - 16}
\]
\(\frac{x^2}
{x-4} \)
\(\frac{x^2}
{x+4} \)
\(\frac{2x}
{x-4} \)
\(\frac{x}
{x-4} \)