3-1 Inequalities and their Graphs

3-1 Inequalities and their Graphs

Guided Notes

Multiple Choice

Which inequality matches the graph?

• x<3

• x>3

• x<3

• x>3

Multiple Choice

If you were to graph the inequality  would the circle be open or closed? 
x ≥ 15

• open
• closed

Multiple Choice

If you were to graph the inequality  would the circle be open or closed? 
x > 45 

• open
• closed

Multiple Choice

Translate the following phrase: Tom can spend no more than 20 dollars on his mom's birthday present.

• t > 20
• t < 20
• t ≤ 20
• t ≥ 20

Multiple Choice

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

• ≤, ≥

• <, >

Multiple Choice

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

• ≤, ≥ 
• <, >