User Manual
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...To return to display the answer. If an answer, such as a busy indicator in the top-right corner of the next line. TI-83 Plus Operating the TI-83 Plus Silver Edition 11 When an entry is executed on the home screen, the answer is displayed on one line, an ellipsis (...) is displayed to ... right or left. Entry Answer The mode settings control the way the TI-83 Plus interprets expressions and displays answers. When you pause a graph or a program, the busy indicator becomes a vertical moving line is displayed as a list or matrix, is too long to display entirely on the right side of the ...
...To return to display the answer. If an answer, such as a busy indicator in the top-right corner of the next line. TI-83 Plus Operating the TI-83 Plus Silver Edition 11 When an entry is executed on the home screen, the answer is displayed on one line, an ellipsis (...) is displayed to ... right or left. Entry Answer The mode settings control the way the TI-83 Plus interprets expressions and displays answers. When you pause a graph or a program, the busy indicator becomes a vertical moving line is displayed as a list or matrix, is too long to display entirely on the right side of the ...
User Manual
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... an editor, you can store to matrices, lists, and Y= functions (Chapter 3). • From the home screen, a program, or an editor, you can store a value to a matrix element or a list element. TI-83 Plus Operating the TI-83 Plus Silver Edition 27
... an editor, you can store to matrices, lists, and Y= functions (Chapter 3). • From the home screen, a program, or an editor, you can store a value to a matrix element or a list element. TI-83 Plus Operating the TI-83 Plus Silver Edition 27
User Manual
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...matrix. • Press to display the VARS menu or ~ to the current cursor location, follow these steps. Recalling Variable Values Using Recall (RCL) To recall and copy variable contents to display the VARS Y.VARS menu; To leave RCL, press '. 1. Press y ãRCLä. Enter the name of the screen. 2. TI-83 Plus... Operating the TI-83 Plus Silver Edition 31 RCL and the edit cursor are displayed on the bottom line of the variable in the program editor only).
...matrix. • Press to display the VARS menu or ~ to the current cursor location, follow these steps. Recalling Variable Values Using Recall (RCL) To recall and copy variable contents to display the VARS Y.VARS menu; To leave RCL, press '. 1. Press y ãRCLä. Enter the name of the screen. 2. TI-83 Plus... Operating the TI-83 Plus Silver Edition 31 RCL and the edit cursor are displayed on the bottom line of the variable in the program editor only).
User Manual
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Ans may be a real or complex number, a list, a matrix, or a string. TI-83 Plus Operating the TI-83 Plus Silver Edition 36 Use 8 as your first guess. 8 ¿ ƒ R ƒ [:] y B ƒ R ¡ Í y [ y | 7 y 6 Ë 95 Í Continue until the answer is as accurate as you turn off the TI-83 Plus, the value in Ans is evaluated successfully from the home screen...
Ans may be a real or complex number, a list, a matrix, or a string. TI-83 Plus Operating the TI-83 Plus Silver Edition 36 Use 8 as your first guess. 8 ¿ ƒ R ƒ [:] y B ƒ R ¡ Í y [ y | 7 y 6 Ë 95 Í Continue until the answer is as accurate as you turn off the TI-83 Plus, the value in Ans is evaluated successfully from the home screen...
User Manual
Page 52
Press Ì and then enter the number. TI-83 Plus Operating the TI-83 Plus Silver Edition 49 For example, MX2, evaluates to square a negative number. Negation To enter a negative number, use the negation key. On the TI-83 Plus, negation is interpreted as squaring, are evaluated before negation. Use ...parentheses to a negative number (or 0). If you press ƒ A Ì ƒ B, it is in the third level in the EOS hierarchy. Note: An open parenthesis following a list name, matrix...
Press Ì and then enter the number. TI-83 Plus Operating the TI-83 Plus Silver Edition 49 For example, MX2, evaluates to square a negative number. Negation To enter a negative number, use the negation key. On the TI-83 Plus, negation is interpreted as squaring, are evaluated before negation. Use ...parentheses to a negative number (or 0). If you press ƒ A Ì ƒ B, it is in the third level in the EOS hierarchy. Note: An open parenthesis following a list name, matrix...
User Manual
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... display a graph and its table simultaneously. For details, refer to: Chapter 7 Split Screen You can enter and save up to 10 matrices and perform standard matrix operations on them. Matrices You can split the screen horizontally to : Chapter 10 TI-83 Plus Operating the TI-83 Plus Silver Edition 54
... display a graph and its table simultaneously. For details, refer to: Chapter 7 Split Screen You can enter and save up to 10 matrices and perform standard matrix operations on them. Matrices You can split the screen horizontally to : Chapter 10 TI-83 Plus Operating the TI-83 Plus Silver Edition 54
User Manual
Page 83
If #decimals is omitted, value is rounded to the digits that are displayed, up to #decimals (9). fPart(value) TI-83 Plus Math, Angle, and Test Operations 80 round( round( returns a number, expression, list, or matrix rounded to 10 digits. round(value[,#decimals]) iPart(, fPart( iPart( (integer part) returns the integer part or parts of real or complex numbers, expressions, lists, and matrices. iPart(value) fPart( (fractional part) returns the fractional part or parts of real or complex numbers, expressions, lists, and matrices.
If #decimals is omitted, value is rounded to the digits that are displayed, up to #decimals (9). fPart(value) TI-83 Plus Math, Angle, and Test Operations 80 round( round( returns a number, expression, list, or matrix rounded to 10 digits. round(value[,#decimals]) iPart(, fPart( iPart( (integer part) returns the integer part or parts of real or complex numbers, expressions, lists, and matrices. iPart(value) fPart( (fractional part) returns the fractional part or parts of real or complex numbers, expressions, lists, and matrices.
User Manual
Page 259
... column of linear equations by entering the coefficients as elements in a matrix, and then using rref( to define a 2×4 matrix. The rectangular cursor moves to enter the first element. Press y >. Press ~ ~ to select 1: [A]¸ 2. TI-83 Plus Matrices 256 Press 1 to display the MATRX EDIT menu. Press 2 Í 4 Í to obtain the reduced row-echelon form...
... column of linear equations by entering the coefficients as elements in a matrix, and then using rref( to define a 2×4 matrix. The rectangular cursor moves to enter the first element. Press y >. Press ~ ~ to select 1: [A]¸ 2. TI-83 Plus Matrices 256 Press 1 to display the MATRX EDIT menu. Press 2 Í 4 Í to obtain the reduced row-echelon form...
User Manual
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... the home screen. 7. Select B:rref( to copy rref( to enter the second row for X + 2Y + 3Z = 3. 5. Press 2 Í 3 Í 3 Í to the end of the matrix is displayed and stored in Ans. 1X N 1Z = L3 therefore 1Y + 2Z = 3 therefore X = L3 + Z Y = 3 N 2Z TI-83 Plus Matrices 257 4. Press ¤ Í.
... the home screen. 7. Select B:rref( to copy rref( to enter the second row for X + 2Y + 3Z = 3. 5. Press 2 Í 3 Í 3 Í to the end of the matrix is displayed and stored in Ans. 1X N 1Z = L3 therefore 1Y + 2Z = 3 therefore X = L3 + Z Y = 3 N 2Z TI-83 Plus Matrices 257 4. Press ¤ Í.
User Manual
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Defining a Matrix What Is a Matrix? You can display, define, or edit a matrix in TI-83 Plus matrices. You can store only real numbers in the matrix editor. The TI-83 Plus has 10 matrix variables, [A] through [J]. A matrix, depending on available memory, may have up to display the MATRX EDIT menu. To do so, follow these steps. 1. Press y > | to 99 rows or columns. You can define...
Defining a Matrix What Is a Matrix? You can display, define, or edit a matrix in TI-83 Plus matrices. You can store only real numbers in the matrix editor. The TI-83 Plus has 10 matrix variables, [A] through [J]. A matrix, depending on available memory, may have up to display the MATRX EDIT menu. To do so, follow these steps. 1. Press y > | to 99 rows or columns. You can define...
User Manual
Page 262
...205;, the rectangular cursor moves to define. When you edit a matrix. The dimensions of rows (up to the column dimension, which you must accept or change the same way you want to the first matrix element. When you select a matrix to define, the cursor highlights the row dimension. ...• To accept the row dimension, press Í. • To change the row dimension, enter the number of a new matrix are displayed on the top line. The MATRX EDIT screen is displayed. 2. TI-83 Plus ...
...205;, the rectangular cursor moves to define. When you edit a matrix. The dimensions of rows (up to the column dimension, which you must accept or change the same way you want to the first matrix element. When you select a matrix to define, the cursor highlights the row dimension. ...• To accept the row dimension, press Í. • To change the row dimension, enter the number of a new matrix are displayed on the top line. The MATRX EDIT screen is displayed. 2. TI-83 Plus ...
User Manual
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... accept the dimensions. Viewing and Editing Matrix Elements Displaying Matrix Elements After you have set the dimensions of the elements in the right column indicate additional rows. The full value of the current element, which is indicated by the rectangular cursor, is an 8 × 4 matrix. TI-83 Plus Matrices 260 In a new matrix, all values are zero. The...
... accept the dimensions. Viewing and Editing Matrix Elements Displaying Matrix Elements After you have set the dimensions of the elements in the right column indicate additional rows. The full value of the current element, which is indicated by the rectangular cursor, is an 8 × 4 matrix. TI-83 Plus Matrices 260 In a new matrix, all values are zero. The...
User Manual
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The full value of the highlighted element is displayed on the bottom line. Deleting a Matrix To delete matrices from the MATRX EDIT menu, and then enter or accept the dimensions. Viewing a Matrix The matrix editor has two contexts, viewing and editing. Select the matrix from memory, use the cursor keys to move quickly from one matrix element to the next. TI-83 Plus Matrices 261 In viewing context, you can use the MEMORY MANAGEMENT/DELETE secondary menu (Chapter 18).
The full value of the highlighted element is displayed on the bottom line. Deleting a Matrix To delete matrices from the MATRX EDIT menu, and then enter or accept the dimensions. Viewing a Matrix The matrix editor has two contexts, viewing and editing. Select the matrix from memory, use the cursor keys to move quickly from one matrix element to the next. TI-83 Plus Matrices 261 In viewing context, you can use the MEMORY MANAGEMENT/DELETE secondary menu (Chapter 18).
User Manual
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... column dimension, } moves the cursor to the row dimension Switches to the bottom line Nothing Nothing Editing a Matrix Element In editing context, an edit cursor is active on the bottom line; TI-83 Plus Matrices 262 copies the character to editing context; clears the value on the bottom line. on the bottom line Switches to the column dimension...
... column dimension, } moves the cursor to the row dimension Switches to the bottom line Nothing Nothing Editing a Matrix Element In editing context, an edit cursor is active on the bottom line; TI-83 Plus Matrices 262 copies the character to editing context; clears the value on the bottom line. on the bottom line Switches to the column dimension...
User Manual
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Change the value of the matrix element using the editing-context keys described below. Note: You can press ' Í to change. 3. You may enter an expression, which is evaluated when you make a mistake. 5. 2. TI-83 Plus Matrices 263 Press Í, }, or † to move the cursor to the matrix element you want to restore the value at the rectangular cursor if you leave editing context. Press |, }, ~, and † to move to editing context by pressing Í, ', or an entry key. 4. Switch to another element.
Change the value of the matrix element using the editing-context keys described below. Note: You can press ' Í to change. 3. You may enter an expression, which is evaluated when you make a mistake. 5. 2. TI-83 Plus Matrices 263 Press Í, }, or † to move the cursor to the matrix element you want to restore the value at the rectangular cursor if you leave editing context. Press |, }, ~, and † to move to editing context by pressing Í, ', or an entry key. 4. Switch to another element.
User Manual
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... } Í ' Any entry character y 6 { Function Moves the edit cursor within the column Stores the value displayed on the bottom line to the matrix element; switches to viewing context and moves the rectangular cursor to the next row element Clears the value on the bottom line TI-83 Plus Matrices 264 switches to viewing context and...
... } Í ' Any entry character y 6 { Function Moves the edit cursor within the column Stores the value displayed on the bottom line to the matrix element; switches to viewing context and moves the rectangular cursor to the next row element Clears the value on the bottom line TI-83 Plus Matrices 264 switches to viewing context and...
User Manual
Page 268
... expression, you can do any of the following. • Copy the name from the MATRX NAMES menu. • Recall the contents of the matrix into the expression with commas. 4. To enter a matrix in the matrix editor. TI-83 Plus Matrices 265 Entering a Matrix in an Expression You can enter, edit, and store a matrix in an expression, follow these steps. 1.
... expression, you can do any of the following. • Copy the name from the MATRX NAMES menu. • Recall the contents of the matrix into the expression with commas. 4. To enter a matrix in the matrix editor. TI-83 Plus Matrices 265 Entering a Matrix in an Expression You can enter, edit, and store a matrix in an expression, follow these steps. 1.
User Manual
Page 269
5. Repeat steps 2 through 4 to enter all of the matrix. Press y [ ] ] to separate elements are evaluated when the entry is displayed in the form: [[element1,1,...,element1,n],...,[elementm,1,...,elementm,n]] Any expressions are not displayed on output. TI-83 Plus Matrices 266 The resulting matrix is executed. Note: The commas that you must enter to indicate the end of the rows. 6. Note: The closing ]] are not necessary at the end of an expression or preceding !.
5. Repeat steps 2 through 4 to enter all of the matrix. Press y [ ] ] to separate elements are evaluated when the entry is displayed in the form: [[element1,1,...,element1,n],...,[elementm,1,...,elementm,n]] Any expressions are not displayed on output. TI-83 Plus Matrices 266 The resulting matrix is executed. Note: The commas that you must enter to indicate the end of the rows. 6. Note: The closing ]] are not necessary at the end of an expression or preceding !.
User Manual
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Ellipses in the left or right column indicate additional columns. # or $ in the right column indicate additional rows. TI-83 Plus Matrices 267 Press y > to copy. Displaying and Copying Matrices Displaying a Matrix To display the contents of the matrix you want to display the MATRX NAMES menu. 2. Select the name of a matrix on the home screen, select the matrix from the MATRX NAMES menu, and then press Í. Press ~, |, †, and } to Another To copy a matrix, follow these steps. 1. Copying One Matrix to scroll the matrix.
Ellipses in the left or right column indicate additional columns. # or $ in the right column indicate additional rows. TI-83 Plus Matrices 267 Press y > to copy. Displaying and Copying Matrices Displaying a Matrix To display the contents of the matrix you want to display the MATRX NAMES menu. 2. Select the name of a matrix on the home screen, select the matrix from the MATRX NAMES menu, and then press Í. Press ~, |, †, and } to Another To copy a matrix, follow these steps. 1. Copying One Matrix to scroll the matrix.
User Manual
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Accessing a Matrix Element On the home screen or from within the currently defined matrix dimensions. 3. Press y > again and select the name of the new matrix to which you can store a value to, or recall a value from the MATRX NAMES menu. [matrix](row,column) TI-83 Plus Matrices 268 Select matrix from , a matrix element. Press ¿. 4. Press Í to copy the matrix to copy the existing matrix. 5. The element must be within a program, you want to the new matrix name.
Accessing a Matrix Element On the home screen or from within the currently defined matrix dimensions. 3. Press y > again and select the name of the new matrix to which you can store a value to, or recall a value from the MATRX NAMES menu. [matrix](row,column) TI-83 Plus Matrices 268 Select matrix from , a matrix element. Press ¿. 4. Press Í to copy the matrix to copy the existing matrix. 5. The element must be within a program, you want to the new matrix name.