Simplifying Rational Expressions

Simplify Rational Expressions

Multiple Choice

Simplify 

• $$\frac{n-9}{n+9}$$  

• $$\frac{1}{x-9}$$  

• $$x+9$$  

• $$\frac{1}{x+9}$$  

Multiple Choice

$$Simplify:\ \frac{5a^3c^{10}}{20a^5c^4}$$  

• $$\frac{4c^6}{a^2}$$  

• $$\frac{1a^2c^6}{4}$$  

• $$\frac{1c^6}{4a^2}$$  

• $$\frac{1a^2}{4c^6}$$  

Multiple Choice

$$Simplify:\ \ \frac{x^2+7x+12}{x^2+4x}$$  

• $$\frac{x+3}{x+4}$$  

• $$\frac{x-3}{x}$$  

• $$\frac{x+3}{x}$$  

• $$\frac{x+3}{x^2}$$  

Multiple Choice

Simplify
$$\frac{x^2+6x+8}{x^2-x-6}$$  

• $$\frac{x+2}{x-3}$$  

• $$\frac{x+4}{x+2}$$  

• $$\frac{x+4}{x-3}$$  

• $$\frac{x+2}{x-2}$$  

Multiple Choice

Simplify

$$\frac{15x^2}{5x^3}$$  

• $$3x$$  

• $$\frac{3}{x}$$  

• $$\frac{x}{3}$$  

• $$\frac{5}{x}$$  

Multiple Choice

Simplify

$$\frac{8x+32}{x+4}$$  

• $$\frac{8}{x-4}$$  

• $$\frac{-x}{x-4}$$  

• $$-8$$  

• $$8$$