Interval Notation Domain and Range

Write the interval notation as an inequality. (-∞, 5]

• x > 5

• x ≥ 5

• x < 5

• x ≤ 5

The set of all y-values used to graph a function are called the ____.

• Domain

• Range

• Relation

• Function

What is the range of the graph?

• (-∞,∞)

• [0,∞)

• (0,5)

• [-1,∞)

Given {x| x ≥ 6}, the domain of a function in set builder notation, which of the following rewrites it in interval notation?

Write the following range in set builder notation:

(4, ∞).

• {y | y > 4}

• {y | y > 4}

• {x | x < 4}

• {x | x > 4}

Write the following in interval notation

-7 ≤ x < 8

• (-7, 8)

• [-7, 8)

• [-7, 8]

• (-7, 8]

• (8, -7]

Write the following in interval notation
x ≥ 100

• (0, 100] 

• (∞, 100]

• [100, ∞)

• (∞, 100)

What interval notation does the number line graph represent?

• [∞, -5)

• (∞, -5)

• [-5, ∞)

• (-5, ∞)

What is the range?

• [-7,6]

• (-7,6)

• (-8, 2)

• [-8,2]

What is the range of the graph?

• -15 < y < ∞

• (-∞, ∞)

• (-15, ∞)

• [-15, ∞)