Intro to Rational Expressions

Simplify:  $\frac{12a^5b^2}{15a^3b^3}$  

•  $\frac{4a^2}{5b}$  

•  $\frac{a^2b}{3}$  

•  $\frac{a^2}{3b}$  

•  $\frac{4a^8}{5b^5}$  

Tags

CCSS.HSA.APR.D.6

What are the excluded values for:  $\frac{x+1}{x-2}$  

•  $x\ne-1$  

•  $x\ne2$  

•  $x\ne-1,2$  

•  $x\ne0$  

Tags

CCSS.HSF-IF.C.7D

The excluded value for  $\frac{x-4}{x-6}$  is :

 $x\ne$   (a)  

Tags

CCSS.HSF-IF.C.7D

 Simplify: $\frac{\left(x-3\right)\left(x+5\right)}{\left(x-2\right)\left(x+5\right)}$ 

•  $\frac{3}{2}$  

•  $\frac{2}{3}$  

•  $\frac{x^2-15}{x^2-10}$  

•  $\frac{x-3}{x-2}$  

Tags

CCSS.HSA.APR.D.6

Whcih of the following are simplified?

• $\frac{3x}{8y}$

• $\frac{20x^2}{15xy}$

• $\frac{x+8}{x+4}$

• $\frac{x^2-4}{x-2}$

• $\frac{7n}{n+7}$

Tags

CCSS.HSA.APR.D.6

Factor and simplify: $\frac{x^2-5x-24}{x^2-9}$  

•  $\frac{x-8}{x-3}$  

•  $\frac{5x-8}{x-3}$  

•  $\frac{x+3}{x-3}$  

•  $\frac{8}{3}$  

Tags

CCSS.HSA.APR.D.6

Which values are excluded for the expression: $\frac{x+2}{\left(x-1\right)\left(x+4\right)}$  
Check all that apply.

•  $-2$  

•  $0$  

•  $1$  

•  $-4$  

•  $2$  

The common factor in $\frac{20n^3}{25n}$  is:

(a)  

Tags

CCSS.HSA.APR.D.6

The common factor in $\frac{a^2-16}{a^2+7a+12}$ is:

•  $a^2$  

•  $4$  

•  $a+4$  

•  $a+12$  

Tags

CCSS.HSA.APR.D.6

The simplified version of $\frac{10n^2\left(n-4\right)}{30n\left(n-4\right)}$  is:

•  $\frac{n}{20}$  

•  $\frac{n}{3}$  

•  $20n$  

•  $n-4$  

Tags

CCSS.HSA.APR.D.6