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.7

CCSS.HSA.APR.D.6

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

• 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

State the excluded values.

 $\frac{3x-2}{23}$  

• 23

• -23

• no restricitons

• 2/3

State the excluded values.

 $\frac{x+12}{10x+20}$  

• -2

• 2

• -12

• no restrictions

Tags

CCSS.HSF-IF.C.7D