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TI-80 GRAPHING CALCULATOR GUIDEBOOK TI-GRAPH LINK, Calculator-Based Laboratory, CBL, CBL 2, Calculator-Based Ranger, CBR, Constant Memory, Automatic Power Down, APD, and EOS are trademarks of Microsoft Corporation. Windows is a registered trademark of Apple Computer, Inc. © 1995-1997, 2001 by Texas Instruments Incorporated. Macintosh is a registered trademark of Texas Instruments Incorporated.
TI-80 GRAPHING CALCULATOR GUIDEBOOK TI-GRAPH LINK, Calculator-Based Laboratory, CBL, CBL 2, Calculator-Based Ranger, CBR, Constant Memory, Automatic Power Down, APD, and EOS are trademarks of Microsoft Corporation. Windows is a registered trademark of Apple Computer, Inc. © 1995-1997, 2001 by Texas Instruments Incorporated. Macintosh is a registered trademark of Texas Instruments Incorporated.
User Manual
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... and Y-VARS Menus EOS (Equation Operating System Error Conditions 1-2 1-3 1-4 1-6 1-8 1-9 1-10 1-12 1-13 1-14 1-16 1-17 1-19 1-20 1-22 Introduction iii First Steps 3 TI-80 Menus 4 Entering a Calculation: Compound Interest ........... 5 Continuing a Calculation 6 Defining a Function: Box with Lid 7 Defining a Table of Values 8 Zooming In on the Table 9 Changing the Viewing Window 11 Displaying and Tracing the...
... and Y-VARS Menus EOS (Equation Operating System Error Conditions 1-2 1-3 1-4 1-6 1-8 1-9 1-10 1-12 1-13 1-14 1-16 1-17 1-19 1-20 1-22 Introduction iii First Steps 3 TI-80 Menus 4 Entering a Calculation: Compound Interest ........... 5 Continuing a Calculation 6 Defining a Function: Box with Lid 7 Defining a Table of Values 8 Zooming In on the Table 9 Changing the Viewing Window 11 Displaying and Tracing the...
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... Started: Lottery Chances Using the TI-80 Functions Keyboard Math Operations MATH MATH Operations MATH NUM (Number) Operations MATH PRB (Probability) Operations ANGLE Operations TEST (Relational) Operations 2-2 2-3 2-4 2-7 2-10 2-12 2-14 2-16 Chapter 3: Fractions Getting Started: Working with Fractions 3-2 Setting Modes for Fraction Results 3-4 Entering and Using Fractions in Calculations ......... 3-6 The FRACTION Menu 3-8 Chapter...
... Started: Lottery Chances Using the TI-80 Functions Keyboard Math Operations MATH MATH Operations MATH NUM (Number) Operations MATH PRB (Probability) Operations ANGLE Operations TEST (Relational) Operations 2-2 2-3 2-4 2-7 2-10 2-12 2-14 2-16 Chapter 3: Fractions Getting Started: Working with Fractions 3-2 Setting Modes for Fraction Results 3-4 Entering and Using Fractions in Calculations ......... 3-6 The FRACTION Menu 3-8 Chapter...
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... 2 through 10, which describe specific functional areas of the TI-80. Most chapters begin with a brief Getting Started introduction. ¦ Chapter 11 contains application examples that incorporate features from different functional areas of the calculator. Consistent presentation techniques are presented on a single page or...information are used throughout to make the guidebook easy to use the calculator. ¦ Getting Started is designed to teach you need quickly. Using this Guidebook Effectively The structure of the TI-80 guidebook and the design of its pages can help you find the...
... 2 through 10, which describe specific functional areas of the TI-80. Most chapters begin with a brief Getting Started introduction. ¦ Chapter 11 contains application examples that incorporate features from different functional areas of the calculator. Consistent presentation techniques are presented on a single page or...information are used throughout to make the guidebook easy to use the calculator. ¦ Getting Started is designed to teach you need quickly. Using this Guidebook Effectively The structure of the TI-80 guidebook and the design of its pages can help you find the...
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...not valid in expressions. An instruction does not return a value to ANS. An expression is a set of the TI-80, where expressions can be entered and evaluated and instructions can be used in an expression. A command is an input...List Menu Items An argument is any entry submitted to a single answer. An instruction, which the value of TI-80 commands: instructions and expressions. There are shown on full-screen menus. Instructions are used throughout this guidebook. Introduction..., which may have arguments, returns a value and can be evaluated to the calculator using ¸.
...not valid in expressions. An instruction does not return a value to ANS. An expression is a set of the TI-80, where expressions can be entered and evaluated and instructions can be used in an expression. A command is an input...List Menu Items An argument is any entry submitted to a single answer. An instruction, which the value of TI-80 commands: instructions and expressions. There are shown on full-screen menus. Instructions are used throughout this guidebook. Introduction..., which may have arguments, returns a value and can be evaluated to the calculator using ¸.
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Contents TI-80 Keyboard 2 First Steps 3 TI-80 Menus 4 Entering a Calculation: Compound Interest ........... 5 Continuing a Calculation 6 Defining a Function: Box with Lid 7 Defining a Table of the TI.80. Getting Started contains two keystroke-by completing both of these examples first. Getting Started: Do This First! You will learn to use the TI.80 more quickly by -keystroke examplesan interest rate problem...
Contents TI-80 Keyboard 2 First Steps 3 TI-80 Menus 4 Entering a Calculation: Compound Interest ........... 5 Continuing a Calculation 6 Defining a Function: Box with Lid 7 Defining a Table of the TI.80. Getting Started contains two keystroke-by completing both of these examples first. Getting Started: Do This First! You will learn to use the TI.80 more quickly by -keystroke examplesan interest rate problem...
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... easy location of the TI-80. The Zones of the Keyboard Graphing & Editing & Advanced Functions & Scientific & Calculator Graphing Keys Editing Keys Advanced Function Keys Scientific Calculator Keys These keys are most frequently used to access the capabilities of the TI-80. These keys are most... frequently used to access the advanced functions of a standard scientific calculator. 2 Getting Started The keys are most frequently used to access the interactive graphing ...
... easy location of the TI-80. The Zones of the Keyboard Graphing & Editing & Advanced Functions & Scientific & Calculator Graphing Keys Editing Keys Advanced Function Keys Scientific Calculator Keys These keys are most frequently used to access the capabilities of the TI-80. These keys are most... frequently used to access the advanced functions of a standard scientific calculator. 2 Getting Started The keys are most frequently used to access the interactive graphing ...
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... press µ. (Pressing 2 gives you access to its factory settings. (Resetting the TI-80 erases all previously entered data.) This ensures that following the keystrokes in this page to reset the TI-80 to the 2nd operations, which are printed at the upper left of the µ ...key.) The MEMORY menu is displayed. 4. First Steps Before beginning the two sample problems, follow the steps on . Press ´ to select RESET... from the MEMORY RESET menu. Getting Started 3 Press 3 to turn the calculator...
... press µ. (Pressing 2 gives you access to its factory settings. (Resetting the TI-80 erases all previously entered data.) This ensures that following the keystrokes in this page to reset the TI-80 to the 2nd operations, which are printed at the upper left of the µ ...key.) The MEMORY menu is displayed. 4. First Steps Before beginning the two sample problems, follow the steps on . Press ´ to select RESET... from the MEMORY RESET menu. Getting Started 3 Press 3 to turn the calculator...
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Using trial and error, determine when an amount invested at the end of the display. Getting Started 5 To calculate the amount after 12 years, press 1000 p 1.06 Z 12, followed by ¸. For the first guess, compute the amount available at 6% annual compounded ...interest will double in value. 1. The next guess should be greater than 10 years. Entering a Calculation: Compound Interest The TI.80 displays up to 8 16-characters lines so that you would write it. (Use 1000 for you to enter the next expression. 3. The answer ...
Using trial and error, determine when an amount invested at the end of the display. Getting Started 5 To calculate the amount after 12 years, press 1000 p 1.06 Z 12, followed by ¸. For the first guess, compute the amount available at 6% annual compounded ...interest will double in value. 1. The next guess should be greater than 10 years. Entering a Calculation: Compound Interest The TI.80 displays up to 8 16-characters lines so that you would write it. (Use 1000 for you to enter the next expression. 3. The answer ...
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... Draw operations to six lists for use in more detail and also covers other capabilities of the TI-80. You can enter fractions directly from the keyboard and perform calculations with fractions. You can define and save programs that include extensive control and input/output instructions (Chapter..., points, x-y lines, or box-and-whisker plots. You can enter and save up to basic calculator operation and the table and function graphing features of the TI-80. Other TI.80 Features Getting Started has introduced you can simplify fractions step-by-step. In MANSIMP mode, you to ...
... Draw operations to six lists for use in more detail and also covers other capabilities of the TI-80. You can enter fractions directly from the keyboard and perform calculations with fractions. You can define and save programs that include extensive control and input/output instructions (Chapter..., points, x-y lines, or box-and-whisker plots. You can enter and save up to basic calculator operation and the table and function graphing features of the TI-80. Other TI.80 Features Getting Started has introduced you can simplify fractions step-by-step. In MANSIMP mode, you to ...
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...left it. ¦ If an error message was displayed when APD turned the TI-80 off, the error is in Appendix B. 1-2 Operating the TI-80 The TI-80 uses two CR2032 lithium batteries. Note: APD does not occur if a calculation or program is cleared, and the display returns to a blank line on ... then press ® to the screen or editor from which you called the menu. Turning the Calculator On Turning the Calculator Off APD™ (Automatic Power Down™) Batteries Press ´ to turn the TI-80 on , press the ´ key. After about five minutes without any activity. See "APD ...
...left it. ¦ If an error message was displayed when APD turned the TI-80 off, the error is in Appendix B. 1-2 Operating the TI-80 The TI-80 uses two CR2032 lithium batteries. Note: APD does not occur if a calculation or program is cleared, and the display returns to a blank line on ... then press ® to the screen or editor from which you called the menu. Turning the Calculator On Turning the Calculator Off APD™ (Automatic Power Down™) Batteries Press ´ to turn the TI-80 on , press the ´ key. After about five minutes without any activity. See "APD ...
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...right side of the next line. Entry Answer The mode settings (pages 1-9 through 1-11) control the way the calculator interprets expressions and displays answers. If an answer is displayed on the Home screen, the answer is too long to display in its entirety. ...) Returning to the To return to the Home screen from any other screen, press Home Screen y .. 1-4 Operating the TI-80 Displaying Entries and Answers When text is displayed, the TI-80 screen can show a maximum of eight lines with 16 characters each. ¦ If all of it wraps to the beginning...
...right side of the next line. Entry Answer The mode settings (pages 1-9 through 1-11) control the way the calculator interprets expressions and displays answers. If an answer is displayed on the Home screen, the answer is too long to display in its entirety. ...) Returning to the To return to the Home screen from any other screen, press Home Screen y .. 1-4 Operating the TI-80 Displaying Entries and Answers When text is displayed, the TI-80 screen can show a maximum of eight lines with 16 characters each. ¦ If all of it wraps to the beginning...
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... next keystroke is an alphabetic character. The next keystroke is a 2nd operation. You have different cursors, which are described in a program, the busy indicator is calculating or graphing, a vertical line shows in the upper right of the display as a busy indicator. Cursor Entry INS (insert) 2nd ALPHA memory "full" Appearance Blinking... and editing tables and lists have entered the maximum number of the cursor indicates what will happen when you press the next key. Operating the TI-80 1-5 When the TI-80 is a dotted line.
... next keystroke is an alphabetic character. The next keystroke is a 2nd operation. You have different cursors, which are described in a program, the busy indicator is calculating or graphing, a vertical line shows in the upper right of the display as a busy indicator. Cursor Entry INS (insert) 2nd ALPHA memory "full" Appearance Blinking... and editing tables and lists have entered the maximum number of the cursor indicates what will happen when you press the next key. Operating the TI-80 1-5 When the TI-80 is a dotted line.
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... Home screen to Equation Operating System (EOSTM) rules, and then the answer is an expression. You can use an expression to calculate the log of the cursor location. On the TI-80, you enter an expression in the program editor (Chapter 10). In most places where a value is required, you would write it...
... Home screen to Equation Operating System (EOSTM) rules, and then the answer is an expression. You can use an expression to calculate the log of the cursor location. On the TI-80, you enter an expression in the program editor (Chapter 10). In most places where a value is required, you would write it...
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... í is negative, press ·, and then type the exponent, which can be one or two digits. Functions Instructions Interrupting a Calculation Entering a number in scientific notation. Some functions take more than one argument, which is indicated by the mode settings (pages 1-9 through ... a graph. The display format is indicated by a ( at the end of the number. Instructions cannot be a delay.) Operating the TI-80 1-7 Entering a Number in Scientific Notation To enter a number in this example: MIN(5,8). LINE( requires four arguments in scientific notation: 1....
... í is negative, press ·, and then type the exponent, which can be one or two digits. Functions Instructions Interrupting a Calculation Entering a number in scientific notation. Some functions take more than one argument, which is indicated by the mode settings (pages 1-9 through ... a graph. The display format is indicated by a ( at the end of the number. Instructions cannot be a delay.) Operating the TI-80 1-7 Entering a Number in Scientific Notation To enter a number in this example: MIN(5,8). LINE( requires four arguments in scientific notation: 1....
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... how numbers and graphs are displayed and interpreted by the Constant Memory feature when the TI.80 is turned off. The settings are described on blinks. 2. Whether to connect graph points. Operating the TI-80 1-9 Number of graphing. Type of angle measure. Whether to plot simultaneously. Press 8...you want to display a menu of the mode as an instruction; for example, FUNC or FLOAT. The current settings are retained by the calculator. Unit of fraction display. Whether to another screen. ¦ Press y . Leaving the MODE Screen To leave the MODE screen: ¦...
... how numbers and graphs are displayed and interpreted by the Constant Memory feature when the TI.80 is turned off. The settings are described on blinks. 2. Whether to connect graph points. Operating the TI-80 1-9 Number of graphing. Type of angle measure. Whether to plot simultaneously. Press 8...you want to display a menu of the mode as an instruction; for example, FUNC or FLOAT. The current settings are retained by the calculator. Unit of fraction display. Whether to another screen. ¦ Press y . Leaving the MODE Screen To leave the MODE screen: ¦...
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... numbers, with up to 10 digits and a two-digit exponent. The actual value is executed. 1-10 Operating the TI-80 SCI (scientific) notation expresses numbers in calculations. Note: If you selected. The decimal settings apply to fixed decimal when the program is stored and used in two... left and right of í, as in scientific notation. Modes are calculated or displayed, and how graphs appear in any format. Decimal settings affect only how an answer is less than .001, the TI-80 displays the answer in 1.234567í4. The fixed decimal setting lets you...
... numbers, with up to 10 digits and a two-digit exponent. The actual value is executed. 1-10 Operating the TI-80 SCI (scientific) notation expresses numbers in calculations. Note: If you selected. The decimal settings apply to fixed decimal when the program is stored and used in two... left and right of í, as in scientific notation. Modes are calculated or displayed, and how graphs appear in any format. Decimal settings affect only how an answer is less than .001, the TI-80 displays the answer in 1.234567í4. The fixed decimal setting lets you...
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...of 2º6 + 2º6 is displayed as degrees and returns angle answers in terms of X (Chapter 4). Operating the TI-80 1-11 CONNECTED draws line segments between the calculated points of the selected functions. In Parametric mode, X and Y are evaluated and plotted a T value at a time....functions for example, the result of X, one function completely before displaying them; They are selected pairs. DOT plots only the calculated points of the selected functions. RADIAN DEGREE aÀbºc bºc AUTOSIMP MANSIMP FUNC PARAM CONNECTED DOT SEQUENTIAL SIMUL The angle...
...of 2º6 + 2º6 is displayed as degrees and returns angle answers in terms of X (Chapter 4). Operating the TI-80 1-11 CONNECTED draws line segments between the calculated points of the selected functions. In Parametric mode, X and Y are evaluated and plotted a T value at a time....functions for example, the result of X, one function completely before displaying them; They are selected pairs. DOT plots only the calculated points of the selected functions. RADIAN DEGREE aÀbºc bºc AUTOSIMP MANSIMP FUNC PARAM CONNECTED DOT SEQUENTIAL SIMUL The angle...
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...? ANS may be a decimal number, a fraction, or a list. The TI-80 "types" the variable name ANS followed by 4.2 meters. V ¸ 1-16 Operating the TI-80 When you press y ±, the variable name ANS is retained in the calculation. Calculate the area of a garden plot that is evaluated successfully from the Home screen...function. Store the result in ANS is copied to the cursor location. Then calculate the volume of a cylinder of radius 5 meters and height 3.3 meters. When you turn the TI.80 off, the value in the variable V. Last Answer When an expression is 1.7...
...? ANS may be a decimal number, a fraction, or a list. The TI-80 "types" the variable name ANS followed by 4.2 meters. V ¸ 1-16 Operating the TI-80 When you press y ±, the variable name ANS is retained in the calculation. Calculate the area of a garden plot that is evaluated successfully from the Home screen...function. Store the result in ANS is copied to the cursor location. Then calculate the volume of a cylinder of radius 5 meters and height 3.3 meters. When you turn the TI.80 off, the value in the variable V. Last Answer When an expression is 1.7...
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... the menu, a $ appears on the top line. Operating the TI-80 1-17 Menu to Another The names of the current item is highlighted. Press 9 or 6 to move the cursor to the item you want to select, and then press ¸. Calculate ò‡27 . 1. Menu items, such as I to ...an Item from a menu. ¦ Press the number of the : (colon) between the menu number and name. Press I , display more than one menu. TI-80 Menus To leave the keyboard uncluttered, the TI.80 uses full.screen menus to give you may either press 4 or press 8 8 8 ¸. 3. There are displayed.
... the menu, a $ appears on the top line. Operating the TI-80 1-17 Menu to Another The names of the current item is highlighted. Press 9 or 6 to move the cursor to the item you want to select, and then press ¸. Calculate ò‡27 . 1. Menu items, such as I to ...an Item from a menu. ¦ Press the number of the : (colon) between the menu number and name. Press I , display more than one menu. TI-80 Menus To leave the keyboard uncluttered, the TI.80 uses full.screen menus to give you may either press 4 or press 8 8 8 ¸. 3. There are displayed.