The user manual — but shorter, clearer, and much more entertaining!

*Using the TI-83 Plus/TI-84 Plus* is a hands-on guide to these two powerful graphing calculators. This easy-to-follow book includes terrific tutorials and plenty of exercises and examples that let you learn by doing. It starts by giving you a hands-on orientation to the calculators so you'll be comfortable with the screens, buttons, and the special vocabulary they use. Then, you'll start exploring key features while you tackle problems just like the ones you'll see in your math and sciences classes.

## preface

## acknowledgments

## about this book

# Part 1 Basics and algebra on the TI-83 Plus/TI-84 Plus

## 1. What can your calculator do?

### 1.1. Five examples of what your calculator can do

### 1.2. This book and your calculator

### 1.3. MathPrint vs. non-MathPrint calculators

### 1.4. Summary

## 2. Get started with your calculator

### 2.1. Before you begin

### 2.2. Performing basic calculations

### 2.3. More homescreen skills

### 2.4. Finding functions

### 2.5. Setting modes

### 2.6. Solving equations and checking your answers

### 2.7. Summary

## 3. Basic graphing

### 3.1. Getting started with graphing

### 3.2. Visualizing solutions and examining graphs

### 3.3. Manipulating graphs

### 3.4. Using the Table

### 3.5. Summary

## 4. Variables, matrices, and lists

### 4.1. What are variables? Why do I need them?

### 4.2. Using sequences of numbers: lists

### 4.3. List operations and functions

### 4.4. Exploring 2D matrices

### 4.5. Matrix operations and functions

### 4.6. Summary

# Part 2 Precalculus and calculus

## 5. Expanding your graphing skills

### 5.1. Parametric mode

### 5.2. Graphing polar functions

### 5.3. Graphing sequences

### 5.4. Drawing on graphs

### 5.5. Saving graph settings and pictures

### 5.6. Summary

## 6. Precalculus and your calculator

### 6.1. Imaginary and complex numbers

### 6.2. Experimenting with trigonometry

### 6.3. Understanding limits

### 6.4. Exponents and logarithms

### 6.5. Summary

## 7. Calculus on the TI-83 Plus/TI-84 Plus

### 7.1. Derivatives and slope

### 7.2. Finding minima, maxima, and inflection points

### 7.3. Integrals and area under a curve

### 7.4. Summary

# Part 3 Statistics, probability, and finance

## 8. Calculating and plotting statistics

### 8.1. Working with data lists

### 8.2. Calculating properties of data

### 8.3. Statistical plots

### 8.4. Regression: fitting lines to data

### 8.5. Summary

## 9. Working with probability and distributions

### 9.1. Calculating PDFs and CDFs

### 9.2. Drawing distributions

### 9.3. Combinatorics

### 9.4. Generating random numbers

### 9.5. Summary

## 10. Financial tools

### 10.1. Financial variables and tools

### 10.2. Solving finance problems

### 10.3. Summary

# Part 4 Going further with the TI-83 Plus/TI-84 Plus

## 11. Turbocharging math with programming

### 11.1. Hello World, your first program

### 11.2. Writing a Quadratic Formula solver

### 11.3. A crash course in programming commands

### 11.4. Putting it all together: programming, SATs, math, and more

### 11.5. Summary: taking programming further

## 12. The TI-84 Plus C Silver Edition

### 12.1. Arithmetic and algebra

### 12.2. Graphing features

### 12.3. Drawing in color

### 12.4. Statistics features

### 12.5. Summary

## 13. Now what?

### 13.1. Connecting your calculator

### 13.2. Finding and using Apps and programs

### 13.3. Writing and publishing your own programs

### 13.4. Sensors, robots, and hardware

### 13.5. Final thoughts

## Appendix A: The SATs and your calculator

## Appendix B: Calculator skills summary

## Appendix C: Something went wrong

## index

## About the book

With so many features and functions, the TI-83 Plus/TI-84 Plus graphing calculators can be a little intimidating. This book turns the tables and puts you in control! In it you'll find terrific tutorials that guide you through the most important techniques, dozens of examples and exercises that let you learn by doing, and well-designed reference materials so you can find the answers to your questions fast.

*Using the TI-83 Plus/TI-84 Plus* starts by making you comfortable with these powerful calculators' screens, buttons, and special vocabulary. Then, you'll explore key features while you tackle problems just like the ones you'll see in your math and sciences classes.

## What's inside

- Get up and running with your calculator fast!
- Lots of examples
- Special tips for SAT and ACT math
- Covers the color-screen TI-84 Plus C Silver Edition

## About the reader

Written for anyone who wants to use the TI-83 Plus/TI-84 Plus. No advanced knowledge of math and science is required.

## About the author

**Christopher Mitchell** is a teacher, PhD candidate, and recognized leader in the calculator enthusiast community. You'll find Christopher (aka Kerm Martian) and his cadre of calculator experts answering questions and sharing advice on his website, cemetech.net. He is the author of Manning's *Programming the TI-83 Plus/TI-84 Plus*.

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The perfect complement to math and statistics courses of all levels.

This is THE manual for your calculator.