Texas Instruments TI-84 Plus CE Manual de usuario

Getting Started with the

TI-84 Plus CE

Graphing Calculator

This guidebook applies to software version 5.0. To obtain the latest version of

the documentation, go to

education.ti.com/go/download

Important Information

Except as otherwise expressly stated in the License 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 license 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

Keyboard Basics 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 18

Setting Modes 18

Evaluating Expressions 28

Order of Operations 28

Entering Expressions and Instructions 30

Working with Graphs 35

Using Color on the TI-84 Plus CE 35

Using QuickPlot and Fit Equation 37

Working With Images 37

Using Pictures and Backgrounds 38

Working with Matrices 39

Working with Probability and Statistics 41

Working with Probability 41

Working with Statistics 42

Working with Variables 46

Using Variable Names 46

Storing Variable Values 48

Recalling Variable Values 49

Managing Calculator Files 51

Transferring the OS from calculator to calculator 51

Compatibility with Graphing Calculators 51

iii

Using Applications (Apps) 54

Using Accessories 55

Using TI-SmartView™ CE 55

Using TI Connect™ CE 56

Using the TI Charging Station CE 56

Changing and Charging the Battery 59

Replacing TI Rechargeable Batteries 61

Using Press-to-Test 63

Setting Up Test Mode 63

Bringing a Calculator Out of Test Mode 65

Error Conditions 67

Diagnosing an Error 67

General Information 68

Texas Instruments Support and Service 68

Service and Warranty Information 68

Korean Class A warning statement 69

Index 70

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, calculus, biology,

chemistry, and physics calculations.

Key Features

•High resolution, full-color backlit display

- Distinguish between multiple graphs and plots with color-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

•Familiar TI-84 Plus functionality

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

enhanced features

- Built-in MathPrint™ functionality to input and view math 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 built-in applications extend the functionality of your calculator, allowing

you to perform specific math and science functions and to deepen your

understanding of concepts. Some pre-loaded applications include:

• Cabri™ Jr. Geometry App • Inequality Graphing

• CellSheet App • Periodic Table

• Conic Graphing

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 Keyboard Basics

Keyboard Basics

Turning the TI-84 Plus CE On and Off

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 shortcut menu located at [alpha] [F5] for interactive features

used in the graph area.

Turning the Graphing Calculator Off

Press y M.

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

any error condition.

• Press }(if the home screen is blank), to scroll through the calculator

history.

• 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 five 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

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 allows you to enter numbers.

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

Keyboard Basics 3

4 Keyboard Basics

Function Keys

yAccess the

second function

printed to the left

above each key.

ƒAccess the third

function printed to

the right above

each key.

ƒ ^ -aAccess shortcut

menus for fraction

templates, n/d,

quick matrix entry,

select MATH

menus, and VARS

menu functions.

ƒ b Access options for

the DRAW

command when

used in GRAPH.

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.Þ

may also appear in the status bar.

Third 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 ».

• To enter several alphabetic characters in a row, press

y 7to lock the alpha key in the ON position and

avoid having to repeatedly press ƒ. Press ƒagain

to unlock it.

• The flashing cursor becomes Øwhen you press ƒ.Ø

may also appear in the status bar.

Keyboard Basics 5

6 Keyboard Basics

Setting the Display Brightness

Adjusting the Display Brightness

You can adjust the display brightness to suit your viewing angle and lighting

conditions.

To adjust the brightness, follow these steps.

▶Press y † to darken the screen one level at a time.

▶Press y } to lighten the screen one level at a time.

The TI-84PlusCE retains the brightness setting in memory when it is turned

off.

Automatic Dimming

The TI-84PlusCE automatically dims the screen brightness after 90 seconds

of inactivity.

▶Press Éto return the screen to the preset brightness.

▶Pressing Éto adjust the brightness will not affect any of the current state of

your calculator work.

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