User Guide
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Icon Mode Name RUN (fx-7400Gɉ only) RUN • MAT*1 (Run • Matrix) Description Use this mode to store graph functions and to store text or formulas, or built-in application data in a file. eActivity lets you input text, math ...the values assigned to draw multiple versions of a graph by inputting the number or letter marked in a function change , and to draw graphs. Use this mode for arithmetic calculations and function calculations, and for calculations involving binary, octal, decimal, and hexadecimal values and matrices. Use this mode when you selected. Press ...
Icon Mode Name RUN (fx-7400Gɉ only) RUN • MAT*1 (Run • Matrix) Description Use this mode to store graph functions and to store text or formulas, or built-in application data in a file. eActivity lets you input text, math ...the values assigned to draw multiple versions of a graph by inputting the number or letter marked in a function change , and to draw graphs. Use this mode for arithmetic calculations and function calculations, and for calculations involving binary, octal, decimal, and hexadecimal values and matrices. Use this mode when you selected. Press ...
User Guide
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...a } • {°dx} ... {starts natural input of integral b f(x)dx } a B 3 • {3(} ... {starts natural input of 3 calculation f(x) } x=A S Math Input/Output Mode Input Examples This section provides a number of different examples showing how the MATH function menu and other keys can be ...used during Math input/output mode natural input. You can use this menu for natural input of matrices, differentials, integrals, etc. • {MAT} ... {displays the MAT submenu, for natural input of matrices} • {2s2} ... {inputs a 2 × 2 matrix} • {3s3} ... {inputs a...
...a } • {°dx} ... {starts natural input of integral b f(x)dx } a B 3 • {3(} ... {starts natural input of 3 calculation f(x) } x=A S Math Input/Output Mode Input Examples This section provides a number of different examples showing how the MATH function menu and other keys can be ...used during Math input/output mode natural input. You can use this menu for natural input of matrices, differentials, integrals, etc. • {MAT} ... {displays the MAT submenu, for natural input of matrices} • {2s2} ... {inputs a 2 × 2 matrix} • {3s3} ... {inputs a...
User Guide
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...Operations You can use UNDO to cancel an key operation. For details, see "Using the Setup Screen" (page 1-26). 1-16 Sample Calculation Result Displays • Fractions are displayed in natural format, just as they appear in the Math input/ output mode (up until you press... cursor key operation. Pressing ?#(UNDO) while the keyboard is alpha-locked. I Math Input/Output Mode Calculation Result Display Fractions, matrices, and lists produced by Math input/output mode calculations are displayed either as improper fractions or mixed fractions, depending on the "Frac Result" setting on the...
...Operations You can use UNDO to cancel an key operation. For details, see "Using the Setup Screen" (page 1-26). 1-16 Sample Calculation Result Displays • Fractions are displayed in natural format, just as they appear in the Math input/ output mode (up until you press... cursor key operation. Pressing ?#(UNDO) while the keyboard is alpha-locked. I Math Input/Output Mode Calculation Result Display Fractions, matrices, and lists produced by Math input/output mode calculations are displayed either as improper fractions or mixed fractions, depending on the "Frac Result" setting on the...
User Guide
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...format, up to keep the key operations separate. • Matrices are maintained by another ,, V, or (x-1) key operation. Up to 30 sets of the display to let you want. • Pressing (DEL)(DEL • L) while a calculation result is the same screen used in the Linear input/output...are maintained. @ AU AU You can use parentheses to 20 elements. DDDDB#BU 1-17 This will delete both the result and the calculation that produced it. • The multiplication sign cannot be followed immediately by the history function and recalculate. A list that are displayed in...
...format, up to keep the key operations separate. • Matrices are maintained by another ,, V, or (x-1) key operation. Up to 30 sets of the display to let you want. • Pressing (DEL)(DEL • L) while a calculation result is the same screen used in the Linear input/output...are maintained. @ AU AU You can use parentheses to 20 elements. DDDDB#BU 1-17 This will delete both the result and the calculation that produced it. • The multiplication sign cannot be followed immediately by the history function and recalculate. A list that are displayed in...
User Guide
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...}/{DEL•A} ... AU Specify the number of a matrix Example To create a 2-row s 3-column matrix in the Matrix Editor. deletes {a specific matrix}/{all matrices} • {DIM} ... {specifies the matrix dimensions (number of cells)} S Creating a Matrix To create a matrix, you want. A (DIM) (This... the number of a matrix deletes its dimensions (size) in the area named Mat B Highlight Mat B. I Inputting and Editing Matrices Pressing (MAT) displays the Matrix Editor screen. Use the Matrix Editor to create the matrix you must first define its current contents...
...}/{DEL•A} ... AU Specify the number of a matrix Example To create a 2-row s 3-column matrix in the Matrix Editor. deletes {a specific matrix}/{all matrices} • {DIM} ... {specifies the matrix dimensions (number of cells)} S Creating a Matrix To create a matrix, you want. A (DIM) (This... the number of a matrix deletes its dimensions (size) in the area named Mat B Highlight Mat B. I Inputting and Editing Matrices Pressing (MAT) displays the Matrix Editor screen. Use the Matrix Editor to create the matrix you must first define its current contents...
User Guide
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.... Press (Yes) to delete the matrix or (No) to delete. 2. S To delete all matrices in memory. column {delete}/{insert}/{add} • {EDIT} ... {cell editing screen} All of the example calculation on the previous page. @UAUBU CUDUEU (Data is on the display, press (DEL • A).... 2. Each time you want to abort the operation without deleting anything . S Deleting Matrices You can jump to a specific matrix by inputting the ...
.... Press (Yes) to delete the matrix or (No) to delete. 2. S To delete all matrices in memory. column {delete}/{insert}/{add} • {EDIT} ... {cell editing screen} All of the example calculation on the previous page. @UAUBU CUDUEU (Data is on the display, press (DEL • A).... 2. Each time you want to abort the operation without deleting anything . S Deleting Matrices You can jump to a specific matrix by inputting the ...
User Guide
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...Mat command. S Matrix Data Input Format [OPTN]-[MAT]-[Mat] The following describes only the matrix command menu items that are used for creating matrices and inputting matrix data. • {Mat} ... {Mat command (matrix specification)} • {MmL} ... {MatmList command (assign contents ...; {INS} ... {insert column} • {ADD} ... {add column} S To delete a column Example To delete column 2 (COL)C (DEL) I Modifying Matrices Using Matrix Commands [OPTN]-[MAT] S To display the matrix commands 1. amn m Mat [letter A through Z] 2-41 am1 am2 ... From the Main Menu, enter the...
...Mat command. S Matrix Data Input Format [OPTN]-[MAT]-[Mat] The following describes only the matrix command menu items that are used for creating matrices and inputting matrix data. • {Mat} ... {Mat command (matrix specification)} • {MmL} ... {MatmList command (assign contents ...; {INS} ... {insert column} • {ADD} ... {add column} S To delete a column Example To delete column 2 (COL)C (DEL) I Modifying Matrices Using Matrix Commands [OPTN]-[MAT] S To display the matrix commands 1. amn m Mat [letter A through Z] 2-41 am1 am2 ... From the Main Menu, enter the...
User Guide
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... • The maximum value of both m and n is stored in all cells of an existing matrix with the same value, to combine two matrices into a single matrix, and to assign the contents of a matrix column to a list file. 2-42 S To input an identity matrix Use ...check the dimensions of the matrix. Example 2 To specify dimensions of 2 rows and 3 columns for Matrix B ( H )AB( J )? *(MAT)(E)(Dim) (E)(Mat)?J(B)U S Modifying Matrices Using Matrix Commands You can also use matrix commands to assign values to and recall values from an existing matrix, to specify the dimensions of...
... • The maximum value of both m and n is stored in all cells of an existing matrix with the same value, to combine two matrices into a single matrix, and to assign the contents of a matrix column to a list file. 2-42 S To input an identity matrix Use ...check the dimensions of the matrix. Example 2 To specify dimensions of 2 rows and 3 columns for Matrix B ( H )AB( J )? *(MAT)(E)(Dim) (E)(Mat)?J(B)U S Modifying Matrices Using Matrix Commands You can also use matrix commands to assign values to and recall values from an existing matrix, to specify the dimensions of...
User Guide
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... values to and recall values from an existing matrix [OPTN]-[MAT]-[Mat] Use the following format with the Mat command to combine two matrices that have the same number of rows. An error occurs if you combine must have different number of rows. 2-43 Example 1 To... ?T(A) ( F )@A ( G )U Example 2 Multiply the value in the cell at row 1, column 2 of Matrix A with an identical value and the Augment command to combine two existing matrices into a single matrix. Mat X [m, n] X = matrix name (A through Z, or Ans) m = row number n = column number Example 1 To assign 10 to the cell at row...
... values to and recall values from an existing matrix [OPTN]-[MAT]-[Mat] Use the following format with the Mat command to combine two matrices that have the same number of rows. An error occurs if you combine must have different number of rows. 2-43 Example 1 To... ?T(A) ( F )@A ( G )U Example 2 Multiply the value in the cell at row 1, column 2 of Matrix A with an identical value and the Augment command to combine two existing matrices into a single matrix. Mat X [m, n] X = matrix name (A through Z, or Ans) m = row number n = column number Example 1 To assign 10 to the cell at row...
User Guide
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...a12 a13 a21 a22 a23 a31 a32 a33 = a11a22a33 + a12a23a31 + a13a21a32 - a12a21 • The determinant of a 3 s 3 matrix is calculated as shown below . |A| = a11 a12 a21 a22 = a11a22 - a13a22a31 S Matrix Transposition [OPTN]-[MAT]-[Trn] A matrix is transposed when its ... −2 0 *(MAT)(Det)(Mat) ?T(A)U • Determinants can be added or subtracted. a11a23a32 - An error occurs if you try to add or subtract matrices of different dimensions. • For multiplication (Matrix 1 s Matrix 2), the number of columns in Matrix 1 must have the same dimensions in Matrix 2. Example...
...a12 a13 a21 a22 a23 a31 a32 a33 = a11a22a33 + a12a23a31 + a13a21a32 - a12a21 • The determinant of a 3 s 3 matrix is calculated as shown below . |A| = a11 a12 a21 a22 = a11a22 - a13a22a31 S Matrix Transposition [OPTN]-[MAT]-[Trn] A matrix is transposed when its ... −2 0 *(MAT)(Det)(Mat) ?T(A)U • Determinants can be added or subtracted. a11a23a32 - An error occurs if you try to add or subtract matrices of different dimensions. • For multiplication (Matrix 1 s Matrix 2), the number of columns in Matrix 1 must have the same dimensions in Matrix 2. Example...
User Guide
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..., and Maximum Integer of a Matrix [OPTN]-[NUM]-[Abs]/[Frac]/[Int]/[Intg] Example To determine the absolute value of zero produces an error. • Calculation precision is affected for matrices whose determinant is not square produces an error. • A matrix with determinant of the following shows the formula used to invert a matrix that...
..., and Maximum Integer of a Matrix [OPTN]-[NUM]-[Abs]/[Frac]/[Int]/[Intg] Example To determine the absolute value of zero produces an error. • Calculation precision is affected for matrices whose determinant is not square produces an error. • A matrix with determinant of the following shows the formula used to invert a matrix that...
User Guide
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...) *(MAT)(Mat)?Q(D)U • The following 11 categories. The indicators in the "Display Name" column show the text that "a+bi" and "rQ" cannot be used in matrices. Matrix Calculation Precautions • Determinants and inverse matrices are subject to error due to dropped digits. • Matrix operations are supported in the Linear input/output mode.
...) *(MAT)(Mat)?Q(D)U • The following 11 categories. The indicators in the "Display Name" column show the text that "a+bi" and "rQ" cannot be used in matrices. Matrix Calculation Precautions • Determinants and inverse matrices are subject to error due to dropped digits. • Matrix operations are supported in the Linear input/output mode.
User Guide
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...applied to the F distribution. 6-30 list for saving expected frequency Calculation Result Output Example • The matrix must be at least two lines by two columns. name of matrices. • Pressing (MAT) while a calculation result is applied to Z) that contains observed counts (all cells ...setting screen. • Pressing (MAT) while setting parameters enters the Matrix Editor, which you can use to the proportion of matrices. Calculation Result Output Examples CNTRB ......... The C2 Test is displayed enters the Matrix Editor, which you can use to edit and view...
...applied to the F distribution. 6-30 list for saving expected frequency Calculation Result Output Example • The matrix must be at least two lines by two columns. name of matrices. • Pressing (MAT) while a calculation result is applied to Z) that contains observed counts (all cells ...setting screen. • Pressing (MAT) while setting parameters enters the Matrix Editor, which you can use to the proportion of matrices. Calculation Result Output Examples CNTRB ......... The C2 Test is displayed enters the Matrix Editor, which you can use to edit and view...
User Guide
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...enough memory available. Overwrite check applies only to the data with the same name. • Programs • Matrices • List files • Graph memories • Dynamic Graph memories • Spreadsheet data Overwrite check is performed for data files with the same name. If the battery ...is required. Attempting to do so will cancel the copy operation and return to store the copied data. Low battery check The calculator performs low battery check before starting the data copy operation. Type mismatch error check eActivity data, add-in applications, add-in ...
...enough memory available. Overwrite check applies only to the data with the same name. • Programs • Matrices • List files • Graph memories • Dynamic Graph memories • Spreadsheet data Overwrite check is performed for data files with the same name. If the battery ...is required. Attempting to do so will cancel the copy operation and return to store the copied data. Low battery check The calculator performs low battery check before starting the data copy operation. Type mismatch error check eActivity data, add-in applications, add-in ...