Set Interval Notation Inequalities

Write the following in interval notation

-7 ≤ x < 8

• (-7, 8)

• [-7, 8)

• [-7, 8]

• (-7, 8]

• (8, -7]

Solve the following compound inequality:

−4x + 1 ≤ 21 and 5x + 2 < 22

• x > −5 or x ≤ 4

• x ≥ −5 or x < 4

• x > −5 and x ≤ 4

• x ≥ −5 and x < 4

What inequality is graphed?

• x > 2 and x ≤ −3

• x > 2 and x < −3

• x > 2 or x ≤ −3

• x > 2 or x < −3

−6 < 2t − 5 < 3

• −0.5 < t < 1

• 0.5 < t < −1

• −11/2 < t < 2

• 11/2 < t < −2

Choose the correct answer

• A

• B

• C

• D

4x - 7 ≥ 21

• [7, ∞)

• [-8, ∞)

• (-∞, 8]

• (7, ∞)

-4x + 14 ≤ 54

• [-10, ∞)

• (-∞, -10]

• (-10, ∞)

• (-∞, ∞)

Which is a solution of...

5(v + 3) > 10 v - 10

• (-∞, 5)

• (5, ∞)

• (-5, ∞)

• (-∞, -5)

5z - 2 < 13 + 2z

• (5, ∞)

• (-∞, 5)

• (1, ∞)

• (-∞, 1)

Convert into its interval notation:

• (-1, 4)

• [-1, 4]

• (-1, 4]

• [-1, 4)