Sect. 5.1 Operations with Rational Expressions

Simplify

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

Tags

CCSS.HSA.APR.D.6

Simplify. 

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

Tags

CCSS.HSA.APR.D.6

Divide the Rational Expression

• A

• B

• C

• D

Tags

CCSS.HSA.APR.D.6

Multiply the Rational Expression

• A

• B

• C

• D

Tags

CCSS.HSA.APR.D.7

Multiply the Rational Expression

• A

• B

• C

• D

Tags

CCSS.HSA.APR.D.7

Divide the Rational Expression

• A

• B

• C

• D

Tags

CCSS.HSA.APR.D.6

Find the least common denominator of the expression

• 18
• 6x
• 3xy
• 6xy

Tags

CCSS.HSA.APR.D.7

Simplify the expression

• (2a + 4b) / 12b²
• (2a - 4b) / 12b² 
• (a - b) / 6b²
• (a + 2b) / 6b² 

Tags

CCSS.HSA.APR.D.7

What are the restrictions of:    $\frac{c-5}{c+5}$  

•  $c\ne5$  

•  $c\ne-5$  

•  $c\ne5$  and  $c\ne-5$  

• (-5, 0)
  

Tags

CCSS.HSA.APR.D.7

CCSS.HSA.CED.A.3

Write the following sum in simplest form:

 $\frac{9x}{21}+\frac{x+7}{7}$  

•  $12x$  

•  $\frac{12x+7}{21}$  

•  $\frac{12x+21}{21}$  

•  $\frac{84x+147}{147}$  

Tags

CCSS.HSA.APR.D.7