Rational Function Applications

What is a reasonable domain for the function?

You need a 15% apple juice solution for a certain test. The only solutions you have already are 10% apple juice solution and 30% solution. You need 10 liters of the 15% acid solution. How many liters of 10% solution and 30% solution should you use?

• 5 Liters of 30% 
  8.5 Liters of 10%

• 5 Liters of 30% 
  7.5 Liters of 10% 

• 30 Liters of 30%
  10 Liters of 10%

• 5 Liters of 30%
  2 Liters of 10%

What's the vertical asymptote of the function?

• x = -9

• x = 9

• x = 3 , x = -3

• x = 3

Select the graph that show the corresponding vertical & horizontal asymptotes to this function

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What is the equation of the graph pictured?

Mathematical Equivalence

ON

• y = -2

• y = 0

• y = 1/2

• x = 2

• none

Label the graph

b

c

d

e

a

y-intercept

x-axis

Horizontal Asymptote

origin

Vertical Asymptote

Select the graph that show the corresponding vertical & horizontal asymptotes to this function

• 
• 
• 
• 

What's the horizontal asymptote of the function?

• y = 0

• No horizontal asymptote

• y = 2

• y = 4

What's the horizontal asymptote of the function?

• y = 0

• No horizontal asymptote

• y = 1

• y = 9