Level:
Project ID:
9000088808
Accepted:
1
Clonable:
0
Easy:
1
Find the common denominator of the following three fractions.
\[
\text{$ \frac{a}
{a^{2}-ab}\ ,\qquad \frac{-b}
{a^{2}-b^{2}} \ ,\qquad \frac{2b}
{ab+b^{2}} $}
\]
\(ab(a^{2} - b^{2})\)
\(ab(a - b)\)
\(ab(a + b)\)
\(ab(a + b)^{2}\)