Big Ideas Rational Functions

• y = -4

• y = 2

• y = 3

• y= 4

What's the horizontal asymptote of the function?

• y = 3

• No horizontal asymptote

• y = 0

• y = 2

Label the graph

b

c

d

e

a

y-intercept

Vertical Asymptote

Horizontal Asymptote

x-axis

origin

Pick the best description for the End Behaviors as x gets larger and larger

• The graph approaches y=0

• The graph approaches y=5

• THe graph approaches y=2

• The graph approaches y=-2

• x = 1

• x = 5

• x = -5

• x = 0

What is the horizontal asymptote? 

• x = 2

• x = 7

• y = 2

• y = 7

What is the horizontal asymptote to this function?

• y=4

• y=0

• y=-2

• y=1

Where is the removable discontinuity?

• x=2

• x=2 and x=3

• x=-3

• x=3

What is/are the vertical asymptote(s)?

• x=-2

• x=2 and x=3

• x=-3

• x=3