2010004808 | math4u.vsb.cz

SubArea:

Expressions with exponents and radicals

Level:

Project ID:

2010004808

Source Problem:

Accepted:

0

Clonable:

1

Easy:

0

Assuming

x \notin {- 4; - 1; 0; 4}

, simplify the following expression.

{(\frac{x + 1}{x^{2} + 4 x})}^{- 1} \cdot \frac{x^{2} + x}{x^{2} - 16}

\frac{x^{2}}{x - 4}

\frac{x^{2}}{x + 4}

\frac{2 x}{x - 4}

\frac{x}{x - 4}