Graphing Inequalities on TI 84

Rob demonstrates how to graph a system of linear inequalities using the TI 84 Plus CE Graphing Calculator. He guides viewers through setting up the calculator, entering the equations, and graphing them. He also provides tips on adjusting the graphing window if the graph is not visible. The video encourages viewers to like and subscribe.

What is the main task Rob is demonstrating in the video?

• Calculating derivatives

• Graphing a system of linear inequalities

• Finding the area under a curve

• Solving quadratic equations

Which key do you press first to start graphing on the TI 84 Plus CE?

• Graph

• Window

• Y=

• Enter

How do you select the greater than or equal to sign in the Y= menu?

• Press the left or right arrow key

• Press the up arrow key

• Press the down arrow key

• Press the number 2 key

What is the first equation Rob enters into the calculator?

• y = 2x + 1

• y = 3x - 1

• y = -x + 4

• y = x + 2

Where is the x key located on the TI 84 Plus CE?

• Middle of the keypad

• Bottom right of the keypad

• Top right of the keypad

• Top left of the keypad

What is the inequality sign for the second equation?

• Greater than

• Less than

• Equal to

• Greater than or equal to

What is the second equation Rob enters into the calculator?

• y = 3x + 1

• y = -x + 4

• y = x - 2

• y = 2x + 1

Which sign should you use for negative values in the equation?

• Division sign

• Negative sign

• Plus sign

• Minus sign

What button do you press to graph the inequalities?

• Y=

• Enter

• Graph

• Window

What should you do if the graph is not visible?

• Re-enter the equations

• Restart the calculator

• Adjust the graphing window

• Press the Y= button