# TI-83 Graphing Calculator Basics

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### How to Define a Matrix on the TI-83 Plus

You can define up to ten matrices on the TI-83 Plus graphing calculator. Each matrix can have dimensions of up to 99 X 99 and can contain only real-number entries.

### Edit, Display, and Augment Matrices on the TI-83 Plus

After you have defined matrices on the TI-83 Plus graphing calculator, you might need to edit them, display them on the Home screen, or append one matrix to another. The calculator allows you to define

### Copy One Matrix to Another on the TI-83 Plus

There are several situations in which you may want to copy the contents of one matrix to another on the TI-83 Plus graphing calculator. One of these is when you want to define a new matrix by adding rows

### Perform Matrix Arithmetic on the TI-83 Plus

When evaluating arithmetic expressions that involve matrices on the TI-3 Plus graphing calculator, you usually want to perform the following basic operations: scalar multiplication, negation

### Solve a System of Equations on the TI-83 Plus

You can use the TI-83 Plus graphing calculator to solve a system of equations. Three matrices are associated with a system of linear equations: the coefficient matrix, the solution matrix, and the augmented

The TI Connect software is on the TI Resource CD that most likely came with your TI-83 Plus calculator. However, the version on this CD may not be current. The following steps tell you how to download

### Transfer Files between the TI-83 Plus and Your PC

After you’ve connected the TI-83 Plus graphing calculator to your computer, the TI Device Explorer program housed in TI Connect can transfer files between the two devices. This allows you to archive calculator

### Transfer Files between the TI-83 Plus and Other Calculators

If your calculators are the same, you can transfer anything between them. And you can transfer anything between a TI-83 Plus and a TI-83 Plus Silver Edition. You can also transfer anything from a TI-83

### Transfer Files to Several Calculators

After transferring files between two calculators including the TI-83 Plus, you can then use the sending and/or receiving calculator to transfer the same files to a third calculator, usually without having

### Common Errors on the TI-83 Plus

Even the best calculating machine is only as good as its input. When using the TI-83 Plus graphing calculator, you might make one of these eight common errors.

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