Solve Rational Function

What's the horizontal asymptote of the function?

• y = 0

• No horizontal asymptote

• y = 1

• y = 9

What's the vertical asymptote of the function?

• x = -9

• x = 9

• x = 3 , x = -3

• x = 3

What's the vertical asymptote of the function?

• x = 5

• x = 0

• x =5 , x = -5

• x = 25

How do we get the x-intercepts or zeroes of a rational function?

• Set x=0.

• Set y=0.

• Solve for x.

• Solve for y.

Where is a hole in the function?

• A hole when x = 2

• No holes

• A hole when x = 1

• A hole when x = 2 and x=1

• A hole when x = 4  No Zeros

• A hole when x =- 4   Zeros when: x = -3 and x = -7

• A hole when x = 4   Zeros when: x = -3 and x = -7

• A hole when x = 4   Zeros when x = 3 and x = 7

Solve by using the LCD.

• x = -2, 8

• x = 0, 4

• x = 2, -8

• x = 8

Solve by using the LCD.

• x = 1

• x = 2, 4

• x = 0, 5

• x = -5, -1

Solve by using the LCD.

• x = 1

• x = -3

• x = 0 

• x = 3

Solve for x

• a   x=1/2

• b   x=10

• c   x=4

• d   x=12