TI 83 Graphing Calculator for Dummies or The Ultimate CSS Reference

TI-83+ Graphing Calculator for Dummies

Author: C C Edwards

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.

Table of Contents:

	Introduction	1
	About This Book	1
	Conventions Used in This Book	2
	What You're Not to Read	2
	Foolish Assumptions	3
	How This Book Is Organized	3
	Icons Used in This Book	5
	Where to Go from Here	5
Part I	Making Friends with the Calculator	7
Chapter 1	Coping with the Basics	9
	When to Change the Batteries	9
	Turning the Calculator On and Off	10
	Using the Keyboard	10
	Accessing the Functions in Yellow	11
	Using the Alpha key to write words	11
	Using the Enter key	12
	Using the X, T, [Theta], n key	12
	Using the Arrow keys	12
	What Is the Home Screen?	13
	The Busy Indicator	13
	Editing Entries	13
	Using Menus	14
	Accessing a menu	14
	Scrolling a Menu	15
	Selecting Menu Items	15
	Setting the Mode	16
	Using the Catalog	18
Chapter 2	Doing Basic Arithmetic	21
	Entering and Evaluating Expressions	21
	Important Keys	22
	Order of Operations	23
	Using the Previous Answer	24
	Recycling the Last Entry	25
	Storing Variables	26
	Combining Expressions	27
Part II	Advanced Functions, Complex Numbers, and Solving Equations	29
Chapter 3	The Math and Angle Menus	31
	The Math Menu and Submenus	31
	Using Math menu functions	32
	Inserting a Math menu function	32
	The Math MATH submenu	33
	The Math NUM submenu	35
	The Angle Menu	36
	Converting degrees to radians	37
	Converting radians to degrees	38
	Converting between degrees and DMS	38
	Entering angles in DMS measure	39
	Overriding the mode of the angle	39
Chapter 4	Dealing with Complex Numbers	41
	Setting the Mode	41
	Using Complex Numbers	42
	The Math CPX Submenu	42
	Finding the conjugate of a complex number	43
	Finding the real or imaginary part of a complex number	43
	Finding the polar angle and modulus (magnitude) of a complex number	43
	Converting between rectangular and polar form	44
Chapter 5	Solving Equations	45
	Using the Equation Solver	45
Step 1.	Set the mode	46
Step 2.	Enter or edit the equation to be solved	46
Step 3.	Assign values to variables	47
Step 4.	Define the solution bounds	47
Step 5.	Guess a solution	48
Step 6.	Solve the equation	49
	Finding Multiple Solutions	49
Part III	Dealing with Finances	51
Chapter 6	Finding the Best Deal	53
	Finding the Best Interest Rate	53
	Finding the effective rate	53
	Finding the nominal rate	54
	Leasing versus Borrowing	55
Chapter 7	Loans and Mortgages	57
	Using the TVM Solver	57
	Using a TVM Value	60
	Finding Principal and Interest	60
	Finding the Balance	61
Chapter 8	Savings and Investments	63
	Reaching Financial Goals	63
	Finding Future Value of Money	64
	Finding Present Value of Money	65
Part IV	Graphing and Analyzing Functions	67
Chapter 9	Graphing Functions	69
	Entering Functions	69
	Graphing Functions	70
	Graphing Several Functions	73
	Is Your Graph Accurate?	76
	Piecewise-Defined Functions	77
	Graphing Trig Functions	79
	Viewing the Function and Graph on the Same Screen	79
	Saving and Recalling a Graph	80
Chapter 10	Exploring Functions	83
	Using Zoom Commands	83
	Tracing a Graph	86
	Displaying Functions in a Table	88
	Clearing a Table	91
	Viewing the Table and the Graph on the Same Screen	92
Chapter 11	Evaluating Functions	95
	Finding the Value of a Function	95
	Finding the Zeros of a Function	97
	Finding Min & Max	98
	Finding Points of Intersection	99
	Finding the Slope of a Curve	100
	Evaluating a Definite Integral	102
Chapter 12	Drawing on a Graph	105
	Drawing Lines, Circles, Tangents, and Functions on a Graph	106
	Drawing line segments	106
	Drawing horizontal and vertical lines	107
	Drawing circles on a graph	107
	Drawing tangents on a graph	108
	Drawing functions on a graph	108
	Drawing the inverse function	109
	Shading Between Functions	109
	Writing Text on a Graph	111
	Freehand Drawing on a Graph	112
	Erasing Drawings	112
	Saving Graphs and Drawings	113
Part V	Sequences, Parametric Equations, and Polar Equations	115
Chapter 13	Graphing Sequences	117
	Entering a Sequence	117
	Graphing Sequences	121
	Graphing Several Sequences	125
	Saving a Sequence Graph	126
	Drawing on a Sequence Graph	126
Chapter 14	Exploring Sequences	127
	Exploring Sequence Graphs	127
	Using ZOOM in Sequence mode	127
	Tracing a sequence	129
	Displaying Sequences in a Table	132
	Clearing a User-Defined Table	135
	Viewing the Table and the Graph on the Same Screen	136
	Evaluating Sequences	137
Chapter 15	Parametric Equations	139
	Entering Parametric Equations	139
	Graphing Parametric Equations	141
	Graphing several equations	144
	Using ZOOM commands	146
	Saving a parametric graph	148
	Tracing a parametric graph	148
	Displaying Equations in a Table	149
	Clearing a user-defined table	152
	Viewing the table and the graph on the same screen	153
	Evaluating Parametric Equations	154
	Finding Derivatives	155
Chapter 16	Polar Equations	157
	Converting Coordinates	157
	Entering Polar Equations	160
	Graphing Polar Equations	161
	Graphing several equations	164
	Using ZOOM commands	165
	Saving a polar graph	167
	Tracing a polar graph	167
	Displaying Equations in a Table	169
	Clearing a user-defined table	172
	Viewing the table and the graph on the same screen	172
	Evaluating Polar Equations	174
	Finding Derivatives	175
Part VI	Probability and Statistics	177
Chapter 17	Probability	179
	Permutations and Combinations	179
	Generating Random Numbers	180
	Generating random integers	180
	Generating random decimals	180
Chapter 18	Dealing with Statistical Data	183
	Entering Data	183
	Deleting and Editing Data	184
	Creating User-Named Data Lists	185
	Using Formulas to Enter Data	187
	Saving and Recalling Data Lists	188
	Sorting Data Lists	189
Chapter 19	Analyzing Statistical Data	191
	Plotting One-Variable Data	191
	Constructing a histogram	192
	Constructing a box plot	194
	Plotting Two-Variable Data	195
	Tracing Statistical Data Plots	195
	Analyzing Statistical Data	197
	One-variable data analysis	198
	Two-variable data analysis	199
	Regression Models	199
Part VII	Dealing with Matrices	203
Chapter 20	Creating and Editing Matrices	205
	Defining a Matrix	205
	Editing a Matrix	207
	Displaying Matrices	207
	Augmenting Two Matrices	207
	Copying One Matrix to Another	208
	Deleting a Matrix from Memory	209
Chapter 21	Using Matrices	211
	Matrix Arithmetic	211
	Finding the Determinant	214
	Solving a System of Equations	215
Part VIII	Communicating with PCs and Other Calculators	217
Chapter 22	Communicating with a PC with TI Connect	219
	Downloading TI Connect	219
	Installing and Running TI Connect	220
	Connecting Calculator and PC	220
	Transferring Files	220
	Upgrading the OS	221
Chapter 23	Communicating Between Calculators	223
	Linking Calculators	223
	Transferring Files	224
	Transferring Files to Several Calculators	226
Part IX	The Part of Tens	229
Chapter 24	Ten Great Applications	231
	Ten Great Applications	232
	Downloading an Application	233
	Installing an Application	233
Chapter 25	Eight Common Errors	235
	Using [characters not reproducible] Instead of [characters not reproducible] to Indicate That a Number Is Negative	235
	Indicating the Order of Operations Incorrectly by Using Parentheses	235
	Improperly Entering the Argument for Menu Functions	236
	Entering an Angle in Degrees While in Radian Mode	236
	Graphing Trigonometric Functions While in Degree Mode	236
	Graphing Functions When Stat Plots Are Active	237
	Graphing Stat Plots When Functions or Other Stat Plots Are Active	237
	Setting the Window Inappropriately for Graphing	237
Chapter 26	Eleven Common Error Messages	239
	Argument	239
	Bad Guess	239
	Data Type	240
	Dim Mismatch	240
	Domain	240
	Invalid	240
	Invalid Dim	240
	No Sign Chng	241
	Singular Mat	241
	Syntax	241
	Window Range	241
	Index	243

See also: Service Oriented Architecture For Dummies or How to Succeed in Business Using Linkedin

The Ultimate CSS Reference

Author: Tommy Olsson

A complete and thorough and up-to-date reference guide for CSS.

Stop wasting time doing Internet searches only to find inaccurate, out-of-date, or incomplete information. "CSS: The Ultimate Reference" includes all the ins-and-outs you need to know including compatability information for all major browsers, lists of useful hacks, known bugs in CSS, and much more - all presented in a beautiful, full color layout that will have you coming back over and over again.

Coverage includes: CSS 2.1 syntax and specifications, including features from current CSS 3 working drafts that are implemented in one or more major browsers (IE, Firefox, Safari, Opera), and useful browser-specific features A clear and concise guide to the CSS cascade, including compatibility information, known bugs and useful CSS hacks A media type guide, with coverage of which media types apply in which user agents under what conditions. A quick-reference guide to currently supported at-rules (@import, @media, etc.). An alphabetical property reference