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Graphing Calculators

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Construct a Point on an Object in Cabri Jr.

You can use the Cabri Jr. geometry application on the TI-84 Plus to construct a point so that it becomes part of an existing object. To construct a point on an object, first press [more…]

How to Measure an Angle in Cabri Jr.

For Cabri Jr. on the TI-84 Plus to recognize the existence of an angle, that angle must contain three defining points — the vertex and a point on each side of the angle. Also, Cabri Jr. recognizes a point [more…]

Use the Coord. & Eq. Tool in Cabri Jr.

The Coord. & Eq. tool in the Appearance menu of Cabri Jr. on the TI-84 Plus is used to find the equation of an already constructed line or circle or to find the coordinates of a point appearing on the [more…]

Use TI-Graph Link to Create and Save a TI-84 Program

You can create a program on the computer and then transfer it to your calculator (or vice versa). To do so, you need the TI Connect software, the TI-Graph Link software, and a TI-Graph Link cable to connect [more…]

How to Enter Control Commands in a Program

The Program Control menu on the TI-84 Plus graphing calculator, which houses the control commands, is available only when you’re using the Program editor to create a new program or to edit an existing [more…]

How to Download and Install Applications for the TI-84 Plus

The Texas Instrumentswebsite contains over 40 applications that you can download and install on your TI-84 Plus calculator. Most of these application programs are free; those that aren’t free are very [more…]

How to Configure Settings on the TI-Nspire

Before you can make the most of your TI-Nspire, you must configure the settings. To access the settings, press [ON]→Settings. The first screen shows six choices. Choosing Handheld Setup is a good place [more…]

How to Switch Keypads for the TI-Nspire

The TI-Nspire (Touchpad or Clickpad) can operate with two different keypads (not at the same time): the TI-Nspire keypad and a TI-84 Plus Keypad. When the TI-Nspire keypad is installed, you are using TI-Nspire [more…]

My Documents Application Menu on the TI-Nspire

The My Documents menu on the TI-Nspire differs slightly depending on whether you have a folder or file highlighted. To access the My Documents menu, press the [more…]

The TI-Nspire Documents Menu

The Documents menu on the TI-Nspire, accessed by pressing [DOC], is the one menu that is available no matter where you are in TI-Nspire. Furthermore, the Documents menu options never change. For example [more…]

How to Open, Close, and Save TI-Nspire Files

To open a file on the TI-Nspire, you must be in the My Documents view. Simply highlight a specific file and press [ENTER] or [CLICK]. You can also highlight a file and press [more…]

Seven Core TI-Nspire Applications

The TI-Nspire handheld device has seven applications from which to choose — Calculator application, Graphs application, Geometry application, Lists & Spreadsheets application, Data & Statistics application [more…]

Views Available on the TI-Nspire

TI-Nspire offers three different ways to view your documents: Full Page view, Page Sorter view, and My Documents view. Each view has certain advantages, and when used in combination, these views can allow [more…]

How to Save Work on the TI-Nspire

Very soon after you create a new document on the TI-Nspire, it’s a good idea to save the file. The quickest and easiest way to save your new file is to press [more…]

Configure Pages with Up to Four TI-Nspire Applications

TI-Nspire allows you to display up to four applications on one screen. Of course, you need to balance your desire to display several different representations of a problem with a need to keep the screen [more…]

Create a Custom Split on the TI-Nspire

On the TI-Nspire, you can use the Custom Split tool to see whether you can improve upon the device's space utilization. The first screen adds a third application — Lists & Spreadsheet — to the current [more…]

The TI-Nspire Swap Applications Tool

With the Swap Applications tool located in the TI-Nspire Page Layout menu, you can swap the position of applications on your screen. Although the Custom Split tool can help a bit with the layout, sometimes [more…]

Change Page Layout on the TI-Nspire

You might decide that you really don’t want the Calculator page cluttering your TI-Nspire screen. Therefore, you want to go back to a layout that includes only two applications — the Graphs application [more…]

How to Set Up the TI-Nspire Device

After you install the batteries and get your TI-Nspire device up and running, you'll need to run through the initial setup. To turn on your TI-Nspire device, press the [more…]

TI-Nspire Keypad's Three Zones

The TI-Nspire's redesigned keypad is organized into three zones: Navigation, Math & Numeric Keys, and Alpha Keys. Keeping this in mind may help you as you get acquainted with TI-Nspire. A basic understanding [more…]

How to Use the Scratchpad on the TI-Nspire

The TI-Nspire's Scratchpad consists of two parts: Calculate and Graph. Pressing the Scratchpad key, which looks like a small calculator, once accesses one part, and pressing it again toggles to the other [more…]

Copy, Paste, and Edit Expressions and Answers

On the TI-Nspire, you can use the Calculator application to copy, paste, and edit expressions and answers. When a previous answer or expression is highlighted from the calculator history by pressing the [more…]

Evaluate TI-Nspire Expressions in Multiple Ways

TI-Nspire’s primary and secondary keys, application menu, and Catalog provide for a lot of power when working in the Calculator application. The combination of all the keys and menus also means you often [more…]

How to Determine Syntax within the TI-Nspire Catalog

To see an expanded view of this syntax (or any command or symbol in the Catalog), press [TAB] to highlight the bottom portion of the screen and then press [more…]

Algebra Tools on the TI-Nspire Calculator Application Menu

Press [MENU]→Algebra to access the Algebra submenu from the TI-Nspire Calculator Application menu. The Numerical Solve command solves one-variable equations with ease. In the Catalog, the syntax for the [more…]


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Rock your resolutions. Take the Dummies challenge and you could WIN $1,000! Get Started.