Rational Equations Review

Simplify

• (x-9)/(x+9)
• 1/(x-9)
• (x+9)
• 1/(x+9)

Solve!

• x = 2
• x = 6
• x = 4
• x = 8

• x = -1
• x = 1
• x = -9
• x = 9

Solve for x.

• 2
• 18/5
• 26/5
• 6

Solve the equation for x.

• 6
• 12
• 0
• 3

Solve 

• x = 0 , 4
• x = 1 , 3
• x = -4 , 0
• x = 5 , 2

Solve!

• x = 5
• x = 4
• x = 5.5
• x = -4

Solve :

• x = 6
• x = -6
• x = 6/7
• x = -6/7

How do you find the vertical asymptote no matter what form it is in?

• divide the co-efficients

• set the bottom equal to 0 and solve for x

• opposite whatever is on the bottom

• just always guess 0

The holes of a rational function occur when :

• my pencil pokes a hole in the paper I'm working on
• there is something left in the denominator
• the value of f(0)
• a factor in the denominator cancels with a factor in the numerator