9000083605 | math4u.vsb.cz

SubArea:

Polynomials and fractions

Level:

Project ID:

9000083605

Accepted:

1

Clonable:

0

Easy:

1

Find the common denominator of the fractions.

\frac{3 x}{x^{2} + 4 x + 4} and \frac{x + 5}{x^{2} - 4}

(x + 2)^{2} (x - 2), x \neq \pm 2

(x + 2) (x - 4), x \neq \pm 2

(x + 2)^{2} (x - 4), x \neq \pm 2

(x + 2) (x - 4), x \neq \pm 2