User Manual
Page 2
... be determined by turning the equipment off and on, you can radiate radio frequency energy and, if not installed and used in a residential installation. Important Texas Instruments makes no warranty, either expressed or implied, including but not limited to any implied warranties of merchantability and fitness for...of any kind whatsoever against harmful interference in accordance 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 purchase price of this equipment ...
... be determined by turning the equipment off and on, you can radiate radio frequency energy and, if not installed and used in a residential installation. Important Texas Instruments makes no warranty, either expressed or implied, including but not limited to any implied warranties of merchantability and fitness for...of any kind whatsoever against harmful interference in accordance 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 purchase price of this equipment ...
User Manual
Page 3
... 1-20 Error Conditions 1-22 Introduction iii Table of Values 7 Zooming In on the Table 8 Changing the Viewing WINDOW 10 Displaying and Tracing the Graph 11 Zooming In on operating the TI.82. TI.82 Menus 2 First Steps 3 Entering a Calculation: Compound Interest 4 Defining a Function: Box with Lid 6 Defining a Table of Contents This manual describes how to use the TI.82 Graphing Calculator.
... 1-20 Error Conditions 1-22 Introduction iii Table of Values 7 Zooming In on the Table 8 Changing the Viewing WINDOW 10 Displaying and Tracing the Graph 11 Zooming In on operating the TI.82. TI.82 Menus 2 First Steps 3 Entering a Calculation: Compound Interest 4 Defining a Function: Box with Lid 6 Defining a Table of Contents This manual describes how to use the TI.82 Graphing Calculator.
User Manual
Page 4
... WINDOW FORMAT 3-10 Displaying a Graph 3-11 Exploring a Graph with the Free-Moving Cursor ........ 3-13 Exploring a Graph with TRACE 3-14 Exploring a Graph with ZOOM 3-16 Using ZOOM MEMORY 3-19 Setting ZOOM FACTORS 3-21 Using CALC (Calculate) Operations 3-22 Chapter 4: Parametric Graphing Getting Started: Path of a Ball 4-2 Defining and Displaying a Parametric Graph 4-3 Exploring a Parametric Graph 4-6 Chapter 5: Polar Graphing Getting Started: Polar Rose 5-2 Defining...
... WINDOW FORMAT 3-10 Displaying a Graph 3-11 Exploring a Graph with the Free-Moving Cursor ........ 3-13 Exploring a Graph with TRACE 3-14 Exploring a Graph with ZOOM 3-16 Using ZOOM MEMORY 3-19 Setting ZOOM FACTORS 3-21 Using CALC (Calculate) Operations 3-22 Chapter 4: Parametric Graphing Getting Started: Path of a Ball 4-2 Defining and Displaying a Parametric Graph 4-3 Exploring a Parametric Graph 4-6 Chapter 5: Polar Graphing Getting Started: Polar Rose 5-2 Defining...
User Manual
Page 5
... and Vertical Lines 8-5 Drawing Tangent Lines 8-6 Drawing Functions and Inverses 8-7 Shading Areas on a Graph 8-8 Drawing Circles 8-9 Placing Text on a Graph 8-10 Using Pen to Draw on a Graph 8-11 Drawing Points 8-12 Drawing Pixels 8-13 Storing and Recalling Graph Pictures 8-14 Storing and Recalling Graph Databases 8-15 Clearing a Drawing 8-16 Chapter 9: Split Screen Getting Started: Polynomial Coefficients...
... and Vertical Lines 8-5 Drawing Tangent Lines 8-6 Drawing Functions and Inverses 8-7 Shading Areas on a Graph 8-8 Drawing Circles 8-9 Placing Text on a Graph 8-10 Using Pen to Draw on a Graph 8-11 Drawing Points 8-12 Drawing Pixels 8-13 Storing and Recalling Graph Pictures 8-14 Storing and Recalling Graph Databases 8-15 Clearing a Drawing 8-16 Chapter 9: Split Screen Getting Started: Polynomial Coefficients...
User Manual
Page 8
...; Specific text-The text to use the calculator. ¦ Getting Started is a fast-paced keystroke-by-keystroke introduction. ¦ Chapter 1 describes general operation and lays the foundation for Chapters 2 through 13, which describe specific functional areas of the TI.82. viii Introduction The information may be... topic or task. Several page-design elements help you see how different functional areas work together to use . Using this Guidebook Effectively The structure of the TI.82 guidebook and the design of its pages can help you find the information you need quickly. Each ...
...; Specific text-The text to use the calculator. ¦ Getting Started is a fast-paced keystroke-by-keystroke introduction. ¦ Chapter 1 describes general operation and lays the foundation for Chapters 2 through 13, which describe specific functional areas of the TI.82. viii Introduction The information may be... topic or task. Several page-design elements help you see how different functional areas work together to use . Using this Guidebook Effectively The structure of the TI.82 guidebook and the design of its pages can help you find the information you need quickly. Each ...
User Manual
Page 9
..., when you see numbered text, you know you must perform the steps sequentially. ¦ "Bulleted" lists-If several items have been used to help you look up. Introduction ix Information-Mapping Conventions Several conventions are presented in tables or charts for more information. ¦ Information...the full table of contents at the front of the guidebook. ¦ A glossary at the end of this section, defining important terms used to present information concisely and in an easily referenced format. ¦ Numbered procedures-A procedure is numbered; In this guidebook, each chapter, ...
..., when you see numbered text, you know you must perform the steps sequentially. ¦ "Bulleted" lists-If several items have been used to help you look up. Introduction ix Information-Mapping Conventions Several conventions are presented in tables or charts for more information. ¦ Information...the full table of contents at the front of the guidebook. ¦ A glossary at the end of this section, defining important terms used to present information concisely and in an easily referenced format. ¦ Numbered procedures-A procedure is numbered; In this guidebook, each chapter, ...
User Manual
Page 10
... Home Screen Instruction List Matrix Menu Items Pixel Variable An expression is composed of numbers, variables, functions, and their arguments that the TI.82 can be used in an expression. A graph database is a complete sequence of the elements that are not valid in expressions. The Home Screen is 96 pixels wide and 64 pixels...
... Home Screen Instruction List Matrix Menu Items Pixel Variable An expression is composed of numbers, variables, functions, and their arguments that the TI.82 can be used in an expression. A graph database is a complete sequence of the elements that are not valid in expressions. The Home Screen is 96 pixels wide and 64 pixels...
User Manual
Page 11
... and a volume problem, that introduce you to use the TI.82 much more quickly by completing both of these examples first. Contents TI.82 Menus 2 First Steps 3 Entering a Calculation: Compound Interest .......... 4 Defining a Function: Box with Lid 6 Defining a Table of the TI.82. You will learn to some principal operating and graphing features of Values 7 Zooming In on the Table...
... and a volume problem, that introduce you to use the TI.82 much more quickly by completing both of these examples first. Contents TI.82 Menus 2 First Steps 3 Entering a Calculation: Compound Interest .......... 4 Defining a Function: Box with Lid 6 Defining a Table of the TI.82. You will learn to some principal operating and graphing features of Values 7 Zooming In on the Table...
User Manual
Page 12
... you press a key that accesses a menu, such as , that menu are more than seven items on the menu, a $ appears on the top line. The use of the menus appear on the last line in the appropriate chapters. If there are displayed. Leaving without Making a Selection To leave a menu without making... a selection: ¦ Press y ãQUITä to return to the Home screen. ¦ Press ' to return to access many additional operations. TI-82 Menus To leave the keyboard uncluttered, the TI.82 uses full-screen menus to the screen where you were.
... you press a key that accesses a menu, such as , that menu are more than seven items on the menu, a $ appears on the top line. The use of the menus appear on the last line in the appropriate chapters. If there are displayed. Leaving without Making a Selection To leave a menu without making... a selection: ¦ Press y ãQUITä to return to the Home screen. ¦ Press ' to return to access many additional operations. TI-82 Menus To leave the keyboard uncluttered, the TI.82 uses full-screen menus to the screen where you were.
User Manual
Page 14
Press y ã:ä to calculate the total amount available after Y years at the end of 10 years. Press y ã:ä, then enter the expression to enter more than one line, and recall previous entries. 1. Use 1000 as you see an expression ...TI.82 displays up to variables, enter multiple instructions on one instruction on the next line, ready for a new calculation. Press 1000 ¯ £ 1 Ã ƒ Z ¤ › ƒ Y. Enter 10 ¿ ƒ Y (years). 4. The last calculated expression is positioned on a line. 3. Entering a Calculation: Compound Interest Using...
Press y ã:ä to calculate the total amount available after Y years at the end of 10 years. Press y ã:ä, then enter the expression to enter more than one line, and recall previous entries. 1. Use 1000 as you see an expression ...TI.82 displays up to variables, enter multiple instructions on one instruction on the next line, ready for a new calculation. Press 1000 ¯ £ 1 Ã ƒ Z ¤ › ƒ Y. Enter 10 ¿ ƒ Y (years). 4. The last calculated expression is positioned on a line. 3. Entering a Calculation: Compound Interest Using...
User Manual
Page 16
... quickly, without pressing ƒ.) The = sign is selected. 6 Getting Started rectangles from two corners and X-by -X squares from the other two corners. Use tables and graphs to Float. 2. Press z † Í to change the MODE back to determine the solution. Press y ãQuitä ' to return to... access this way? You define functions for volume as Y1. Enter the function for tables and graphing on the Y= edit screen. What X would give the maximum volume V of a box made in terms of the box. Press 200 ¿ ƒ...
... quickly, without pressing ƒ.) The = sign is selected. 6 Getting Started rectangles from two corners and X-by -X squares from the other two corners. Use tables and graphs to Float. 2. Press z † Í to change the MODE back to determine the solution. Press y ãQuitä ' to return to... access this way? You define functions for volume as Y1. Enter the function for tables and graphing on the Y= edit screen. What X would give the maximum volume V of a box made in terms of the box. Press 200 ¿ ƒ...
User Manual
Page 17
Use a table of the TI.82 provides numeric information about a function. Press y ãTblSetä (above s) to display the table. Leave Indpnt: Auto and Depend: Auto so the table will be ...
Use a table of the TI.82 provides numeric information about a function. Press y ãTblSetä (above s) to display the table. Leave Indpnt: Auto and Depend: Auto so the table will be ...
User Manual
Page 18
Use † and } to set @Tbl. 2. Adjust the table setup to get more accurate estimate of the maximum size of @Tbl, you can "zoom in" on the Table You can adjust the way a table is 410256, which occurs at X=37. Press 30 Í to scroll the table. The maximum occurs between 36 and 38. 8 Getting Started Note that the maximum value displayed is displayed to set TblMin. Zooming In on the table. 1. By varying the value of the cutout. Press 1 Í to get a more detailed information about any defined function. Press y ãTABLEä. 3.
Use † and } to set @Tbl. 2. Adjust the table setup to get more accurate estimate of the maximum size of @Tbl, you can "zoom in" on the Table You can adjust the way a table is 410256, which occurs at X=37. Press 30 Í to scroll the table. The maximum occurs between 36 and 38. 8 Getting Started Note that the maximum value displayed is displayed to set TblMin. Zooming In on the table. 1. By varying the value of the cutout. Press 1 Í to get a more detailed information about any defined function. Press y ãTABLEä. 3.
User Manual
Page 19
4. Press y ãTblSetä. Press .1 Í to set TblMin. Press ~ to set @Tbl. 5. Getting Started 9 Press y ãTABLEä and use † and } to move the cursor. The maximum value of Y1 at 36.8 in full precision, 410264.064. increments. This would be the maximum volume of the box if you could cut your piece of paper at 36.8 is 410264. 7. Press † and } to scroll the table. 6. Press 36 Í to display the value of Y1 at 1 mm.
4. Press y ãTblSetä. Press .1 Í to set TblMin. Press ~ to set @Tbl. 5. Getting Started 9 Press y ãTABLEä and use † and } to move the cursor. The maximum value of Y1 at 36.8 in full precision, 410264.064. increments. This would be the maximum volume of the box if you could cut your piece of paper at 36.8 is 410264. 7. Press † and } to scroll the table. 6. Press 36 Í to display the value of Y1 at 1 mm.
User Manual
Page 21
... display shows that you trace along a function with the cursor position. 4. Press s to the right of the center of the function. Use the cursor-keys (|, ~, }, and †) to graph it, you can trace along Y1, one X dot at a time, evaluating Y1 at the apparent maximum of the screen. Press | ... and ~, you have defined the function to be a maximum "in which to position the free-moving graph cursor just to graph the selected function in the viewing WINDOW. You can display and explore the graph. The bottom line of the screen. 1 in the display. 2. The TRACE cursor appears on the ...
... display shows that you trace along a function with the cursor position. 4. Press s to the right of the center of the function. Use the cursor-keys (|, ~, }, and †) to graph it, you can trace along Y1, one X dot at a time, evaluating Y1 at the apparent maximum of the screen. Press | ... and ~, you have defined the function to be a maximum "in which to position the free-moving graph cursor just to graph the selected function in the viewing WINDOW. You can display and explore the graph. The bottom line of the screen. 1 in the display. 2. The TRACE cursor appears on the ...
User Manual
Page 22
... magnify the viewing WINDOW around a specific location using a ZOOM instruction. 3. It has been adjusted in , press 2. The graph is highlighted and then press Í. 2. The cursor has changed to indicate that you may either press the number to the left of TI.82 menus. To select an item, you may... press † until the item number is displayed again. Zooming on the function and press Í. Press q to display the new WINDOW settings. 12 Getting Started Use |, }, ~, and † to help ...
... magnify the viewing WINDOW around a specific location using a ZOOM instruction. 3. It has been adjusted in , press 2. The graph is highlighted and then press Í. 2. The cursor has changed to indicate that you may either press the number to the left of TI.82 menus. To select an item, you may... press † until the item number is displayed again. Zooming on the function and press Í. Press q to display the new WINDOW settings. 12 Getting Started Use |, }, ~, and † to help ...
User Manual
Page 23
...press Í. A new prompt is displayed again, with the free-moving cursor, TRACE, and the table. Use | to trace to select maximum. Note how the values for the calculated maximum compared with the maximums found with a prompt for Lower Bound? 2. Getting Started 13 A triangle at ... A triangle at the top of the maximum and then press Í. Finding the Calculated Maximum You can use a CALC operation to calculate a local maximum of the maximum and then press Í. Use ~ to trace along the curve to a point to display the CALCULATE menu. The graph is displayed for Guess? 4.
...press Í. A new prompt is displayed again, with the free-moving cursor, TRACE, and the table. Use | to trace to select maximum. Note how the values for the calculated maximum compared with the maximums found with a prompt for Lower Bound? 2. Getting Started 13 A triangle at ... A triangle at the top of the maximum and then press Í. Finding the Calculated Maximum You can use a CALC operation to calculate a local maximum of the maximum and then press Í. Use ~ to trace along the curve to a point to display the CALCULATE menu. The graph is displayed for Guess? 4.
User Manual
Page 24
...enter and save three statistical plot definitions. (Chapters 12). Other Features Getting Started introduced you to basic calculator operation and the table and function graphing features of the TI.82. You can define and save up to five matrices and perform standard matrix operations on them. (Chapter ...and plot the data as the Y= screen, table, list editor, or Home screen. (Chapter 9) 14 Getting Started You also can use DRAW operations to six polar functions (Chapter 5). The remainder of this guidebook describes these features in statistical analysis. Programming You can enter ...
...enter and save three statistical plot definitions. (Chapters 12). Other Features Getting Started introduced you to basic calculator operation and the table and function graphing features of the TI.82. You can define and save up to five matrices and perform standard matrix operations on them. (Chapter ...and plot the data as the Y= screen, table, list editor, or Home screen. (Chapter 9) 14 Getting Started You also can use DRAW operations to six polar functions (Chapter 5). The remainder of this guidebook describes these features in statistical analysis. Programming You can enter ...
User Manual
Page 26
... and memory contents are cleared. ¦ If APD turned the calculator off, the TI.82, including the display, cursor, and any information stored in memory, follow the directions on , press the É key. Batteries The TI.82 uses four AAA alkaline batteries and has a user-replaceable backup lithium battery... batteries without any activity, APDé (Automatic Power Down™) turns the TI.82 off automatically. Turning the Calculator Off Press and release y and then press ãOFFä to turn the TI.82 off. ¦ Any error condition is cleared. ¦ All settings and memory...
... and memory contents are cleared. ¦ If APD turned the calculator off, the TI.82, including the display, cursor, and any information stored in memory, follow the directions on , press the É key. Batteries The TI.82 uses four AAA alkaline batteries and has a user-replaceable backup lithium battery... batteries without any activity, APDé (Automatic Power Down™) turns the TI.82 off automatically. Turning the Calculator Off Press and release y and then press ãOFFä to turn the TI.82 off. ¦ Any error condition is cleared. ¦ All settings and memory...
User Manual
Page 27
...during calculations), and you must adjust the contrast to lighten the display. Adjusting the Display Contrast You can adjust the display contrast to zero, the display may appear very dark after you change the contrast setting, the display contrast changes, and a number in memory when the TI.82 is ... angle, and adjustment of 8 or 9, you should replace the four AAA batteries soon. Note: The display contrast may become completely blank. Use one setting. As you adjust the contrast setting to suit your viewing angle and lighting conditions at any time. To adjust the contrast: 1.
...during calculations), and you must adjust the contrast to lighten the display. Adjusting the Display Contrast You can adjust the display contrast to zero, the display may appear very dark after you change the contrast setting, the display contrast changes, and a number in memory when the TI.82 is ... angle, and adjustment of 8 or 9, you should replace the four AAA batteries soon. Note: The display contrast may become completely blank. Use one setting. As you adjust the contrast setting to suit your viewing angle and lighting conditions at any time. To adjust the contrast: 1.