U4L1 Finding Excluded Values

State the excluded values.
 $\frac{x-4}{x+3}$  

• -3

• no restrictions

• 4

• 3

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

Find the excluded value(s). $\frac{45}{10x-10}$  

• a = 0

• a = 10

• a = 1

• a = -1

Find the excluded value(s). $\frac{x-5}{x^2-10x+25}$  

• v = 5

• v = 10

• v = -25

• v = -5

Find the excluded value(s). $\frac{x}{x^2+x-12}$  

• x = - 3 and x = 4

• x = 3 and x = - 4

• x = 3 only

• x = - 4 only

Find the excluded value(s). $\frac{x\left(x+4\right)}{\left(x^2-16\right)}$  

• x = 4

• x = -4, 4

• x = -16, 16

• x = 0, 4

Find the excluded value(s). $\frac{x^2+x-90}{x^2+2x-80}$  

• 8, -10

• 8, 9

• -8, 10

• -8, -9

What is an excluded value?

• A value that makes the denominator equal to 0

• A number that makes the numerator equal to 0

• The solution

• An ostracized number