Intercepts of a Rational Function

How do we get the y-intercept of a rational function?

• Set x=0.

• Set y=0.

• Solve for x.

• Solve for y.

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.

What is the y-intercept of

 $y=\frac{1}{x+1}$  ?

• -1

• 0

• 1

• None

What is the x-intercept of

 $y=\frac{1}{x+1}$  ?

• -1

• 0

• 1

• None

Find the y-intercept of

 $y=\frac{x+4}{x-2}$  .

• -4

• -2

• 2

• 4

Find the x-intercept of

 $y=\frac{x+4}{x-2}$  .

• -4

• -2

• 2

• 4

The y-intercept of

 $y=\frac{x^2-5x+6}{x+2}$  is

• 1

• 2

• 3

• 4

The x-intercept/s of

 $y=\frac{x^2-5x+6}{x+2}$  is/are (Check all that applies)

• 1

• 2

• 3

• 4

• 5

Tags

CCSS.HSF-IF.C.7D

What is the y-intercept of

 $y=\frac{x^2-x-2}{x^2-4}$  ?

• -2

• -1/2

• 1/2

• 2

What is/are x-intercept/s of

 $y=\frac{x^2-x-2}{x^2-4}$  ?

• -1

• 0

• 1

• 2