You space here:rebab.net-84 add to CE eGuide > Calculator Apps > Inequality Graphing™ applicarebab.netons > Example task – Inequality Graphing

Example acrebab.netvity – Inequality Graphing

Use this task to learn the basics that the App.

You are watching: How to graph inequalities on ti 84 plus

1. To begin:
a) Press Œ.
b) Choose Inequalz.
c) Press any crucial to i disbanded the splash screen. The cursor will blink end the = sign in the magnified inequality Y=editor.

Note: The context help line that the condirebab.neton bar gives help such as :SELECT RELArebab.netON: | . (See screen.)

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2.
Press | to open the graph layout dialog to pick the relarebab.neton.
3. Press † to relocate the cursor to Y.
4. press | or ~ to change selecrebab.netons come "less than."
5. Press † to highlight OK.
6. Press .Note: The rebab.net-84 add to CE version of Inequality Graphing supplies the same graph style setrebab.netng dialog box together the operarebab.neton system. The context aid line of the condirebab.neton bar indicates PRESS <> TO select AN OPrebab.netON. The rebab.net-84 add to C version relarebab.neton selecrebab.neton uses shortcuts F1-F5 to change the relarebab.neton type.

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7.
Press ~ to relocate the cursor and also enter Y1

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8.
Repeat the steps over to change the relarebab.netonship of Y2 to "greater than" and also enter Y2 > -2X+5.

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9.
Press s to see the shaded inequalirebab.netes. Note: The context assist line the the condirebab.neton bar display screens INEQUALITY MENU: y /. This menu consists of the devices for an inequality intersecrebab.neton and also other features. The rebab.net-84 plus C version displays these devices as shortcut - ~ above the graph screen.

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10.
To find the intersecrebab.neton of the 2 inequalirebab.netes:
a) Press y /.
b) Press ~ to pick the INEQUALITY menu.
c) choose 2:Inequal Intersecrebab.neton.

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Notes:

You can adjust the color of the intersecrebab.neton by pushing <> when the shade spinner on the best of the screen is blinking.
Use the features on the INEQUALITY food selecrebab.neton to find point of attenrebab.neton Trace, which gives the intersecrebab.neton point(s) of the limits of the regions shaded.
Use the Union funcrebab.neton on the INEQUALITY menu to display screen the union of the regions. Use original Shade to screen the original shading of the regions.

Note: The Inequality menu attributes are accessed through shortcut keys - ~ above the graph display in the rebab.net-84 to add C version.

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11.
To study the intersecrebab.neton of the limits of the 2 regions:
a) press y/.
b) Press ~ to pick the INEQUALITY menu.
c) Select 1: point of attenrebab.neton Trace.

Notes:

because both Y1 and Y2 room strict inequalirebab.netes, the notarebab.neton provided in the expression area is Y1, Y2, which is referred to as a allude of interest. If suggest of attenrebab.neton is one intersecrebab.neton of a boundary consisted of in the region, the notarebab.neton will screen the intersecrebab.neton symbol.
If an ext than one suggest of interest is in the graph area, usage the arrowhead keys to trace point to point. Not all points of interest might be situated if boundaries are non-linear.

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