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Would you order a multi-course gourmet buffet and just eat salad? If you have a TI-83 Plus graphing calculator, you have a veritable feast of features and functions at your fingertips, but chances are you don’t take full advantage of them. This friendly guide will help you explore your TI-83 Plus Graphing Calculator and use it for all it’s worth, and that’s a lot. With easy-to-follow, step-by-step instructions plus screen shots, TI-83 Plus Graphing Calculator For Dummies shows you how to: Perform basic arithmetic operations Use Zoom and panning to get the best screen display Use all the functions in the Math menu, including the four submenus: MATH, NUM, CPS, and PRB Use the fantastic Finance application to decide whether to lease or get a loan and buy, calculate the best interest, and more Graph and analyze functions by tracing the graph or by creating a table of functional values, including graphing piecewise-defined and trigonometric functions Explore and evaluate functions, including how to find the value, the zeros, the point of intersection of two functions, and more Draw on a graph, including line segments, circles, and functions, write text on a graph, and do freehand drawing Work with sequences, parametric equations, and polar equations Use the Math Probability menu to evaluate permutations and combinations Enter statistical data and graph it as a scatter plot, histogram, or box plot, calculate the median and quartiles, and more Deal with matrices, including finding the inverse, transpose, and determinant and using matrices to solve a system of linear equations Once you discover all you can do with your TI-83 Plus Graphing Calculator, you’ll find out how to make it do more! This guide shows you how to download and install the free TI Connect software to connect your calculator to your computer, and how to link it to other calculators and transfer files. It shows you how to help yourself to more than 40 applications you can download from the TI Web site, and most of them are free. You can choose from Advanced Finance, CellSheet, that turns your calculator into a spread sheet, NoteFolio that turns it into a word processor, Organizer that lets you schedule events, create to-do lists, save phone numbers and e-mail addresses, and more. Get this book and discover how your TI-83 Plus Graphing Calculator can solve all kinds of problems for you.

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Do you own a TI-89, TI-89 Titanium, TI-92 Plus, or a Voyage 200 graphing calculator? If you do, or if you need to get one for school or your job, then you need to know how it works and how to make the most of its functions. TI-89 For Dummies is the plain-English nuts-and-bolts guide that gets you up and running on all the things your TI-89 can do, quickly and easily. This hands-on reference guides you step by step through various tasks and even shows you how to add applications to your calculator. Soon you’ll have the tools you need to: Solve equations and systems of equations Factor polynomials Evaluate derivatives and integrals Graph functions, parametric equations, polar equations, and sequences Create Stat Plots and analyze statistical data Multiply matrices Solve differential equations and systems of differential equations Transfer files between two or more calculators Save calculator files on your computer Packed with exciting and valuable applications that you can download from the Internet and install through your computer, as well as common errors and messages with explanations and solutions, TI-89 For Dummies is the one-stop reference for all your graphing calculator questions!

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