Graphing Inequalities with the TI-84 Series

This video tutorial demonstrates how to use the inequality app on various TI calculators, including the TI-83, TI-84 Plus Silver Edition, TI-84 Plus C Silver Edition, and TI-84 Plus C II. The tutorial covers the steps to access and use the app, highlighting differences in functionality and interface across models. It also provides guidance on quitting the app to return to regular graphing functions.

Which key do you press to access the inequality app on the TI-83?

• Apps

• Graph

• Alpha

• Math

What is the initial step to use the inequality app on any TI-84 calculator?

• Press 'On'

• Choose the graph type

• Select 'Apps'

• Input an equation

What symbol is used to change an equation to a 'greater than' inequality on the TI-83?

• Alpha + Apps

• Alpha + Trace

• 2nd + Math

• Mode + Enter

How is the inequality type changed on the TI-83?

• Typing the symbol

• Using the arrow keys

• Using a combination of keys

• Automatically

How do you exit the inequality app on the TI-84 Plus?

• Press 'Clear'

• Turn off the calculator

• Press '2nd' then 'Mode'

• Select 'Quit' in Apps

What happens if you do not exit the inequality app on the TI-84 Plus?

• The app deletes all data

• Inequality symbols remain active

• The calculator shuts down

• None of the above

On the TI-84 Plus C Silver Edition, what does selecting 'less than or equal to' do to the graph?

• Shades below the line

• Shades above the line

• None of the above

• Creates a dotted line

Which calculator has a color display for graphing inequalities?

• TI-84 Plus C Silver Edition

• All of the above

• TI-84 Plus

• TI-83

What unique feature does the TI-84 Plus CE offer when graphing inequalities?

• Faster processing

• Color options

• Internet connectivity

• 3D graphing

What additional graphing feature does the TI-84 Plus CE provide?

• Customizable line styles

• Ability to graph complex numbers

• All of the above

• Shading adjustments