Undefined Expressions and Excluded Values

Find the excluded value(s).

• n = 0

• n = 24

• n = -24

• n can be any real number

Tags

CCSS.HSA.APR.D.7

Find the excluded value(s).

• a = 0

• a = 10

• a = 1

• a = -1

Tags

CCSS.HSA.APR.D.6

CCSS.HSA.APR.D.7

What are the domain restrictions of the following rational expression:

• x ≠ 4

• x ≠ -4, 4

• x ≠ -16, 16

• x ≠ 0, 4

Tags

CCSS.HSA.APR.D.7

What is an excluded value?

• A value that makes the expression Undefined

• A number that makes the numerator equal to 0

• The solution

• An irrational number

For which value is the expression undefined?

• -4
• -3
• 3
• 0

Tags

CCSS.HSA.APR.D.7

Determine the excluded value.

• x = 6

• x = 0

• x = -6

• x = -6, 9

Tags

CCSS.HSA.APR.D.7

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

•  $\frac{4c^6}{a^2}$  

•  $\frac{1a^2c^6}{4}$  

•  $\frac{1c^6}{4a^2}$  

•  $\frac{1a^2}{4c^6}$  

Tags

CCSS.HSA.APR.D.6

CCSS.HSA.APR.D.7

 $Simplify:\ \ \frac{8w^3y^{11}}{\left(4w^3y^5\right)^2}$  

•  $\frac{2y}{w^3}$  

•  $\frac{1y}{2w^3}$  

•  $\frac{y^4}{w^2}$  

•  $\frac{1y^{21}}{2w^9}$  

Tags

CCSS.HSA.APR.D.6

CCSS.HSA.APR.D.7

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

State the excluded values.

 $\frac{2x+1}{x-11}$ 

• 11

• -11

• no restricitons

• 1/2

Tags

CCSS.HSA.APR.D.7

State the excluded values.

 $\frac{3x+4}{2x}$  

• -2

• 0

• -4/3

• no restrictions