Interval Notation

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

• [-9, -4]
• (-9,-4]
• [-9, -4]
• (-9,-4)

Tags

CCSS.HSA.CED.A.3

Which is the closest to " [ a, b) "

• All values between a and b, including both a and b

• All values between a and b, excluding both a and b

• All values between a and b, including a, but excluding b

• All values between a and b, including b, but excluding a

Tags

CCSS.HSA.REI.D.12

Express the following interval in Set notation:
(-7, 15]

• -7 ≤ x ≤ 15
• -7 < x ≤ 15
• -7 ≤ x < 15
• -7 < x < 15

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

Write the following solution in interval notation:

x ≥ -3

• [ -3, ∞ )

• ( -3, ∞ )

• ( -∞ , -3 )

• ( -∞ , -3]

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

Look at the picture. Which graph best represents the solution set (-∞, -2) U (5, ∞)?

• Graph 1
• Graph 2
• Graph 3
• Graph 4

Tags

CCSS.HSA.REI.D.12

Look at the picture. Select the correct interval notation for the given number line.

• (-∞, -8) U (-4, ∞)
• (-∞, -8] U [-4, ∞)
• (-8, -4)
• [-8, -4]

Tags

CCSS.HSA.REI.D.12

Look at the picture. Which number line corresponds to [-2, 5]?

• Graph 1
• Graph 2
• Graph 3
• Graph 4

Tags

CCSS.HSA.REI.D.12

Look at the Graph. Write the inequality in interval notation.

• [-4, -1)
• (-4, -1)
• (-4, -1]
• [-4, -1]

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.D.12

Write the following in interval notation
x > 6 and x ≤ 10

• (-∞, 6) and (10, ∞)
• [6, 10)
• (-∞, 6] and [10, ∞)
• (6, 10]

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

Write the following in interval notation

x < 3 or x ≥ 5

• (3, -∞) U (∞, 5]

• [-∞, 3) U [5, ∞]

• (-∞, 3) U [5, ∞)

• (3, -∞] U[∞, 5]