Simplifying Rational Expressions

Simplify.

• 2p
• p/2
• 2/p
• 4p

Tags

CCSS.HSA.APR.D.6

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

 State the values of x which must be excluded to prevent division by zero.

• -2 and 5

• 2 and -5

• 0, 2, and -5

• 0, -2, and 5

Tags

CCSS.HSF-IF.C.7D

Simplify

• (x-9)/(x+9)
• 1/(x-9)
• (x+9)
• 1/(x+9)

Tags

CCSS.HSA.APR.D.6

 $Simplify:\ \ \frac{x^8y^{12}}{x^4y^{15}}$  

•  $\frac{x^4}{y^3}$  

•  $\frac{x^{12}}{y^3}$  

•  $x^{12}y^{27}$  

•  $\frac{y^3}{x^4}$  

Tags

CCSS.HSA.APR.A.1

Simplify. 

• (x+6)/(x+4)
• (x+6)(x+4)
• (x+6)
• (x+6)/(x-5)

Tags

CCSS.HSA.APR.D.6

 $\frac{\left(x\ +\ 1\right)\left(x-4\right)}{\left(x-4\right)\left(x+7\right)}$  
State the values of x that must be excluded to prevent division by zero.

• -1, 4, and -7

• -1 and 4

• -4 and 7

• 4 and -7

Tags

CCSS.HSF-IF.C.7D

 $\frac{\left(x-3\right)\left(x+4\right)}{x\left(x-3\right)}$  
State the values of x that must be excluded to prevent division by zero.

• 0 and 3

• 0 and -3

• 3 and -4

• 0, 3, and -4

Tags

CCSS.HSF-IF.C.7D

 $Simplify:\ \ \frac{x^2+6x-7}{x^2-49}$  

•  $\frac{x-1}{x+7}$  

•  $\frac{x+1}{x+7}$  

•  $\frac{x-1}{x-7}$  

•  $\frac{x+1}{x-7}$  

Tags

CCSS.HSA.APR.D.6