Rational Functions

Given that y varies inversely with x, if x =7 and y = 4, what is y when x = 2?

• 14

• 10

• 2

• -14

x and y vary inversely. Given (5, 20), what is the constant k?

• 4

• 5

• 25

• 100

Which statements are true for the given rational function. Do all of the steps. Select all that apply.

• The horizontal asymptote is at y = 0.

• There is a hole at (6, ¾ ).

• The vertical asymptote is at x = -2.

• The x and y intercepts are at the origin.

• The domain is all real numbers except -2.

What is the equation of the rational function graphed?

• 
• 
• 
• 

Find the vertical asymptote(s).

• x = 3 and x = -7

• x = 3

• x = -7

• x = -4

• a
• b
• c
• d

Solve for n

• - 2, - 1

• - 5, - 1

• - 2

• - 2, - 2/3

Divide

• A

• B

• C

• D

What are the x-intercepts?

• x= 2/3

• x= 4, x = -2

• x= -8, x = 1

• x= -4, x = 2