Intervals

Express the following in Interval Notation
{ x  | -8 ≤ x < 8 }

• [-8, 8]
• [-8,8)
• (-8, 8]
• (-8, 8)

Tags

CCSS.6.EE.B.8

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

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

Tags

CCSS.6.EE.B.8

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

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

Tags

CCSS.HSA.REI.B.3

Express the following in Interval Notation
{ x | -9 < x < -8.5 }

• [-9, -8.5]
• [-9, -8.5)
• (-9, -8.5]
• (-9, -8.5)

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

Express the following interval in Set notation:
[3, 5]

• { x  | 3 ≤ x ≤ 5 }
• { x  | 3 < x ≤ 5 }
• { x  | 3 ≤ x < 5 }
• { x | 3 < x < 5 }

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

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

• { x | -7 ≤ x ≤ 15 }
• { x | -7 < x ≤ 15 }
• { x | -7 ≤ x < 15 }
• { x | -7 < x < 15 }

Tags

CCSS.6.EE.B.8

Express the following in interval notation: x² ≤ 9

• (-∞,-3)∪(3,∞)
• (-∞,-3]∪[3,∞)
• [-3,3]
• (-3,3)

Write the following in interval notation
x < 3 or x ≥ 5

• (3, -∞) or (∞, 5]
• [-∞, 3) or [5, ∞]
• (-∞, 3) or [5, ∞)
• (3, -∞] or [∞, 5]

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

Write the following in interval notation
x ≥ 100

• (0, 100]  (Real quick)
• (∞, 100]
• [100, ∞)
• (∞, 100)

Tags

CCSS.6.EE.B.8

What is the domain of the graph?

• [1,∞)
• (-∞,1]
• (-∞,∞)
• [-∞,∞]

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5