Solving and Graphing Rational Equations

solve

• x = 6, -3

• x = 6

• x = -3

• x = -6, 3

Solve for r

• 5

• - 5, 4

• - 5

• 5, 4

Solve by using the LCD.

• x = 4/3

• x = 2

• x = 3/4

• x = 2/3

Find the domain of the rational function f(x) = x / (x²-25)

• (- infinity, -5) U (5, infinity)

• (-infinity, -5) U (-5, 5) U (5, infinity)

• (- infinity, 5) U (5, infinity)

• (- infinity, 25) U (25, infinity)

Match the graph to the correct rational equation below.

• f(x)=-8/(x+2)  +  2

• f(x)=8/(x-2)  +  2

• f(x)=1/(x+2)  +  2

• f(x)=-1/(x+2)  -  2

• All Reals Except 0
• All Reals
• All Reals Except -3
• All Reals Except 0 and -3

What are the asymptotes?

• x=-1 y = -3

• x=1 y = -3

• x=-1 y =3

• x=1, y=3

Write an equation of a rational function that has a V.A. at x = 5, and an x- intercept of (3, 0).

• y= (x-3) / (x-5)

• y= (x+3) / (x+5)

• y= (x+3) / (x-5)

• y= (x-3) / (x+5)

What is the horizontal asymptote? 

• x = 2

• y = 2

• x = 1

• y = 1

What are the asymptotes?

• x=-3, y=1

• x=3, y =1

• x=-3, y =-1

• x=3 y=-1