Interval notation

Write the following in interval notation
 x < 8

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

Tags

CCSS.6.EE.B.8

Can you use the symbols "[" or "]"

with infinity?

• Yes

• No

Tags

CCSS.6.EE.B.8

When graphing an inequality, you use an open dot when you use which symbol?

• <, >

• ≤, ≥

• >, ≥

• <, ≤

Tags

CCSS.6.EE.B.8

Pick the correct letter for:
6 > x

• A
• B
• C
• D

Tags

CCSS.6.EE.B.8

Why do we not use closed parentheses/brackets for positive and negative infinity?

• Infinity is an idea/concept and not an actual number, so it can't be included

• False, we do in fact use closed parentheses/brackets for positive and negative infinity

• Huh?

• ???

Tags

CCSS.HSA.REI.D.12

Write the inequality in interval notation. x > -1

• (-∞, -1)
• (-1, ∞]
• (-∞, -1]
• (-1, ∞) 

Tags

CCSS.6.EE.B.8

Which graph matches the inequality

4 > x

• A

• B

• C

• D

Tags

CCSS.6.EE.B.8

Pick the correct inequality.

• A
• B
• C
• D

Tags

CCSS.6.EE.B.8

Write the following in interval notation
x ≥ 100

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

Tags

CCSS.6.EE.B.8

Write x ≥ 0

using interval notation:

• (∞, 0)

• (0, ∞)

• (∞, 0]

• [0, ∞)

Tags

CCSS.6.EE.B.8