Pre-Calculus Domain in Interval Notation

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

• [-9, -4]

• (-9,-4]

• [-9, -4]

• (-9,-4)

What is the domain of the graph?

• [ -∞, ∞]

• (-∞,∞)

• [-3 , 3]

• [-15, 9]

Write the following in interval notation
 x < 8

• (8, ∞)

• (8, -∞)

• (-∞, 8)

• [-∞, 8]

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

• x > 5

• x ≥ 5

• x < 5

• x ≤ 5

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?

What is the range?

• (-3, 3)

• [-4, 5)

• [-4 , 5]

• (-3 , 3]

When is this function increasing?

• (-2.5, 2.5)

• (0 , 5)

• (0, 55)

• (-5, 0)

What is the domain of this function?

• (-∞,2]

• (-∞,+∞)

• [2,-∞)

• (-4,2)

What is the decreasing interval(s) on the function shown?