Domain Interval Notation Rational Function

What is the domain?

• -3 < y ≤ 3

• -4 ≤ y ≤ 5

• -4 ≤ x ≤ 5

• -3 < x ≤ 3

Express the following in Interval Notation
 -8 ≤ x < 8 

• [-8, 8]

• [-8,8)

• (-8, 8]

• (-8, 8)

Express the following in Interval Notation
 -9 < x ≤ -4 

• [-9, -4]

• (-9,-4]

• [-9, -4]

• (-9,-4)

Express the following interval in Set notation:
[3, 5]

•  3 ≤ x ≤ 5 

• 3 < x ≤ 5 

• 3 ≤ x < 5 

• 3 < x < 5 

What is the domain of this rational fuction?

What is the domain? 

• x≠ -5,5

• x≠ -5,4

• x≠ -4,5

• x≠ -4,-5

What is the domain of the rational function?

What is the domain of the rational function?

What is the domain and range?

• D : All real number x ≠ -3
  R: All real number y≠ 1

• D : All real number x ≠ 1
  R: All real number y≠ -3

• D : All real number x ≠ 3
  R: All real number y≠ 1

• D : All real number x ≠ -1
  R: All real number y≠ 3

The domain of f(x) is ​ ​ ​ ​ (a)  

• (-∞,-1) U (-1,5) U (5,∞)

• (-∞,-1) U (5,∞)

• (-∞,∞)

• (-∞,-3) U (-3,-1) U (-1,2) U (2,5) U (5,∞)

• (-∞,-5) U (-5,1) U (1,∞)

• (-∞,-5) U (5,∞)

• (-∞,7) U (7,19) U (19,∞)