Unit 2 Pt 2 Review

Write the following in interval notation

x < 8

• [8, ∞)

• (8, -∞)

• (-∞, 8]

• (-∞, 8)

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

Can you use the symbols [ or ]
with infinity?

• Yes
• No

What interval notation does the number line graph represent?

• [∞, -5)

• (∞, -5)

• [-5, ∞)

• (-5, ∞)

Tags

CCSS.HSA.REI.D.12

When you graph an inequality, you use a closed dot when you use which symbols?

• ≤, ≥ 
• <, >
• ≤, <
• ≥, >

Tags

CCSS.HSA.REI.D.12

Would you use a closed or open circle to graph x < 3?

• Closed
• Open

Tags

CCSS.HSA.REI.D.12

Write the following in interval notation
x ≥ 100

• (0, 100]  

• (∞, 100]
• [100, ∞)
• (∞, 100)

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

• [0, 3]

• (0, 3)

• [0, 3)

• (0, 3]

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

• (-1, 4)

• [-1, 4]

• (-1, 4]

• [-1, 4)

Tags

CCSS.HSA.REI.B.3

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