Domain and Range Linear Interval Notation

What interval notation does the number line graph represent?

• [∞, -5)

• (∞, -5)

• [-5, ∞)

• (-5, ∞)

What is the RANGE of this graph?

• -7<x<5

• -7≤x<5

• -3<x<1

• -3≤x<1

What is the domain?

• -3 < y ≤ 3

• -4 ≤ y ≤ 5

• -4 ≤ x ≤ 5

• -3 < x ≤ 3

What is the domain in Interval notation?

Hint: Notice that there are NO ARROWS!

The function is a line-segment. It ends on both sides.

• [ -2 , 2 ]

• [ 4 , -4 ]

• -2 ≤ x ≤ 2

• 4 ≥ y ≥ -4

What is the domain in Interval notation?

• [ -2 , 2 ]

• [ 4 , -4 ]

• -2 ≤ x ≤ 2

• 4 ≥ y ≥ -4

What is the domain of the function?

• (3, ∞)

• [-3, ∞)

• (-∞, 4]

• (-∞, 4)

• [0, 3]

• (0, 3)

• [0, 3)

• (0, 3]

Convert into its interval notation:

• [-8, 1)

• (-8, 1)

• [-8, 1]

• (-8, 1]

What is the range of the graph?

• -7 ≤ x < 5

• -3 ≤ x < 1

• -3 ≤ y < 1

• -7 ≤ y < 5

What is the Domain of this linear function?

• -3 < x ≤ 5

• x = -1

• 5 < x ≤ -3

• -2 < x ≤ 6