Operations on rational algebraic expressions

Simplify:  $\frac{x^2-x-12}{x^2-2x-8}$  

•  $\frac{x+3}{x+2}$  

•  $\frac{x-3}{x+2}$  

•  $\frac{\left(x-4\right)\left(x+3\right)}{\left(x+4\right)\left(x-2\right)}$  

•  $\frac{\left(x+4\right)\left(x-3\right)}{\left(x-4\right)\left(x+2\right)}$  

 $\frac{3x^3y+5x^2y^2-2xy}{xy}$  

•  $3x^2+5xy-2$  

•  $3x^2y+5xy-2$  

•  $3x^2y+3xy$  

•  $3x^2+3xy$  

Divide the Rational Expression

• A

• B

• C

• D

Simplify

• A
• B
• C
• D

ex 5. Divide

• 1/4
• -1/4
• 2/25
• -2/25

Simplify:

• A

• B

• C

• D

 $\frac{12m^4}{3m}$  

•  $9m^4$  

•  $36m^5$  

•  $4m^3$  

•  $4m^4$  

Simplify the polynomial below.

 $\frac{x^2-4}{x+2}$  

Simplify the expression.  $\frac{2n^2}{n}$  

• 2n

• 2n³

• 4n

• cannot be simplified