Texas Instruments TI-84 Plus CE User manual

Getting Started with the

TI-84 Plus CE

Graphing Calculator

This guidebook applies to software version 5.3. To obtain the latest version of the

documentation, go to education.ti.com/go/download.

Important Information

Except as otherwise expressly stated in the Licence that accompanies a program, Texas

Instruments makes no warranty, either express or implied, including but not limited to

any implied warranties of merchantability and fitness for a particular purpose,

regarding any programs or book materials and makes such materials available solely

on an "as-is" basis. In no event shall Texas Instruments be liable to anyone for special,

collateral, incidental or consequential damages in connection with or arising out of the

purchase or use of these materials, and the sole and exclusive liability of Texas

Instruments, regardless of the form of action, shall not exceed the amount set forth in

the licence for the program. Moreover, Texas Instruments shall not be liable for any

claim of any kind whatsoever against the use of these materials by any other party.

EasyData is a trademark of Vernier Software and Technology.

Contents

Important Information ii

Using Your TI-84 Plus CE Graphing Calculator 1

Key Features 1

Using the Keyboard 2

Turning the TI-84 Plus CE On and Off 2

Using the TI-84 Plus CE Keyboard 3

Setting the Display Brightness 6

Using the Home Screen 7

Working with Menus 14

Setting Up the Calculator Modes 20

Setting Modes 20

Changing Mode Settings 20

MATHPRINT™ CLASSIC 21

NORMAL SCI ENG 22

FLOAT 0 1 2 3 4 5 6 7 8 9 22

RADIAN DEGREE 23

FUNCTION PARAMETRIC POLAR SEQ 23

THICK DOT-THICK THIN DOT-THIN 23

SEQUENTIAL SIMUL 24

REAL a+bi re^(theta i) 24

FULL HORIZONTAL GRAPH-TABLE 24

FRACTION TYPE: n/d Un/d 25

ANSWERS: AUTO DEC 25

STAT DIAGNOSTICS: OFF ON 25

STAT WIZARDS: ON OFF 26

SET CLOCK 26

LANGUAGE 26

Evaluating Expressions 28

Order of Operations 28

Entering Expressions and Instructions 30

Working with Graphs 34

Using Colour on the TI-84 Plus CE 34

Using QuickPlot and Fit Equation 35

Working With Images 36

Using Piecewise Function Graphing 36

iii

Working with Tables 39

Working with Matrices 40

Using the Matrix Editor 40

Performing a Calculation with a Matrix 40

Working with Probability and Statistics 42

Working with Probability 42

Working with Statistics 43

Working with Variables 47

Using Variable Names 47

Storing Variable Values 49

Recalling Variable Values 50

Solving Equations 51

Numeric Solver 51

Managing Calculator Files 53

Transferring the OS from calculator to calculator 53

Compatibility with Graphing Calculators 53

Using Press-to-Test 55

Setting Up Test Mode 55

Bringing a Calculator Out of Test Mode 57

Using Applications (Apps) 58

Cabri™ Jr. App 58

CellSheet™ App 58

Conic Graphing App 58

Inequality Graphing App 59

Periodic Table App 59

Polynomial Root Finder and Simultaneous Equation Editor App 59

Probability Simulation App 59

Science Tools App 60

SmartPad™ CE App 60

TI-Innovator™ Hub App 61

Transformation Graphing App 61

Vernier EasyData™ App 61

Using Accessories 62

Using TI Desktop Software 62

Using the TI Charging Station CE 62

Using, Replacing, and Charging Batteries 64

Diagnosing and Correcting Error Conditions 68

Diagnosing an Error 68

Correcting an Error 68

General Information 69

Texas Instruments Support and Service 69

Service and Warranty Information 69

Precautions for Rechargeable Batteries 69

Using Your TI-84 Plus CE Graphing Calculator

The TI-84 Plus CE graphing calculator comes with a USB cable, plenty of storage and

operating memory. It also comes pre-loaded with software applications (Apps) to help

you perform pre-algebra, algebra, calculus, biology, chemistry, and physics

calculations.

Key Features

•High resolution, full-colour backlit display

- Distinguish between multiple graphs and plots with colour-coded equations,

plots and objects

- Make graphs easier to read by adding grid lines

•TI Rechargeable Battery

- Recharges using a USB cable, wall charger or TI Charging Station CE

•Familiar TI-84 Plus functionality

- Similar menu structure and navigation as the TI-84 Plus family with enhanced

features

- Built-in MathPrint™ functionality to input and view maths symbols, formulas

and stacked fractions

•Import and use images

- Use TI Connect™ CE Software to send images (.gif, .jpg, .png, .tif, .bmp) from a

computer to a calculator

- Graph on top of images to connect concepts to the real world

The applications extend the functionality of your calculator, allowing you to perform

specific maths and science functions and to deepen your understanding of concepts.

Pre-loaded applications include:

• Cabri™ Jr • Probability Simulations

• CellSheet™ • Science Tools

• Conic Graphing • TI-Innovator™ Hub

• Inequality Graphing • Transformation Graphing

• Periodic Table • Vernier EasyData®

• Polynomial Root Finder and

Simultaneous Equation Solver

Use this guide to learn more about these features and other essential tools of your

TI-84 Plus CE graphing calculator.

Using Your TI-84 Plus CE Graphing Calculator 1

2 Using the Keyboard

Using the Keyboard

This section covers basic graphing calculator settings and explains how to navigate the

home screen and menus.

Turning the TI-84 Plus CE On and Off

This section covers basic on and off features for your graphing calculator.

Turning the Graphing Calculator On

Press É.

An information screen displays:

• Press Àto continue to the home screen but not see this information screen the

next time you press É.

-or-

• Press Áto continue to the home screen.

Note: Any entry from this information screen will take you to the home screen (a

blank screen).

The information screen shows the following for information purposes only. You must

go to the home screen before you can complete the following.

• Press ƒ ^ -ato locate shortcut menus.

• Press Ãon most menu items for Catalog Help.

Note: This message also displays when you reset RAM.

You may see a context-sensitive shortcut menu located at ƒ b for interactive

features or actions such as interactive drawing features from the graph screen or

TI-Basic program editing.

Turning the Graphing Calculator Off

Press y M.

• The Constant Memory™ function retains settings and memory, and clears any error

condition.

• If you turn off the TI-84 Plus CE and connect it to another graphing calculator or

personal computer, any communication will “wake" it up.

Automatic Power Down™ (APD™)

• To prolong battery-life, APD™ automatically turns the TI-84 Plus CE off after about

three to four minutes of inactivity.

• If APD™ turns the graphing calculator off, it will return as you left it, including the

display, cursor, and any error.

Using the TI-84 Plus CE Keyboard

This section describes the functions of specific keys on the graphing calculator

keyboard.

TI-84 Plus CE Keyboard

Graph/Plot Setup Keys allow access to

interactive graphing features. When some

graph screen features are active, you may

see a shortcut menu in the ƒ b

location for feature options.

Editing Keys allow you to edit expressions

and values.

Math and Statistics Keys display menus

that access math, statistics, and other

basic functions.

Scientific Keys allow access to the capabilities of a standard scientific

calculator—including trigonometric functions.

Number Keys allow you to enter numbers.

Common Math Functions allow you to divide, multiply, subtract, and add.

Using the Keyboard 3

4 Using the Keyboard

Function Keys

yAccess the second function

printed to the left above

each key.

ƒAccess the third function

printed to the right above

each key.

^-a

Access shortcut menus for

fraction templates, n/d,

quick matrix entry, select

MATH menus and VARS

menu functions.

ƒ b Context-sensitive shortcut

menu for interactive

features or actions such as

interactive drawing features

from the graph screen or TI-

Basic program editing.

Using the Function Keys

Primary

Function

The function appears on the key. Ex: to display the MATH menu, press

».

Secondary

Function

The function appears above the key in the same color as the ykey.

When you press the ykey, the key name printed above the other key

becomes active for the next keystroke.

Ex: to display the TEST menu, press yand then :.

The flashing cursor becomes Þwhen you press y.Þmay also appear

in the status bar.

Tertiary

(Alpha

Key)

Function

The function appears above the key in the same color as the ƒkey.

The third function allows you to enter alphabetic characters and special

symbols, and to access SOLVE and shortcut menus.

Ex: to display the letter A, press ƒand then [A].

• To enter several alphabetic characters in a row, press y 7. This

locks the alpha key in the ON position so that you avoid having to

repeatedly press ƒ. Press ƒagain to unlock.

• The flashing cursor becomes Øwhen you press ƒ.Ømay also

appear in the status bar.

Using the Keyboard 5

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