Understanding Rational Expressions

Practice Questions

Algebra II › Understanding Rational Expressions

Page 1 of 8

10 of 78

1

Simplify the expression:

$\frac{5}{x+ 6} + \frac{2}{x^{2}+ 4x-12}$

2

Which value of makes the following expression undefined?

$\frac{x+1}{x-1}$

3

Simplify the expression:

$\frac{5}{x+ 6} + \frac{2}{x^{2}+ 4x-12}$

4

Which value of makes the following expression undefined?

$\frac{x+1}{x-1}$

5

$\frac{(x^{2}-1x-6)}{x+3}+\frac{(x^{2}-6x+9)}{x+2}$

What is the least common denominator of the above expression?

6

$\frac{(x^{2}-1x-6)}{x+3}+\frac{(x^{2}-6x+9)}{x+2}$

What is the least common denominator of the above expression?

7

Find the least common denominator of the following fractions:

$\frac{6}{7} , \frac{4}{3} , \frac{5}{9}$

8

Find the least common denominator of the following fractions:

$\frac{6}{7} , \frac{4}{3} , \frac{5}{9}$

9

What is the least common denominator needed to continue with the following problem?

$\frac{2}{x+2}-\frac{3}{x-3}$

10

What is the least common denominator of the following fractions?

$\frac{7}{19} , \frac{3}{5}$

Page 1 of 8

Return to subject