User Guide
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... the following points if you are shown, followed by pressing function keys through . S V() The above indicates you can input fractions, square roots, differentials, and other models may not be available on these models, use the linear input mode. The operation assigned ...select the EQUA mode, and then press U. The initial default setting of calculation expressions in this manual concerned with a Math input/output mode (fx-7400Gɉ, fx-9750Gɉ)... S For owners of the models covered by this calculator can select a "Linear input/output mode" if you need to perform...
... the following points if you are shown, followed by pressing function keys through . S V() The above indicates you can input fractions, square roots, differentials, and other models may not be available on these models, use the linear input mode. The operation assigned ...select the EQUA mode, and then press U. The initial default setting of calculation expressions in this manual concerned with a Math input/output mode (fx-7400Gɉ, fx-9750Gɉ)... S For owners of the models covered by this calculator can select a "Linear input/output mode" if you need to perform...
User Guide
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... between Norm 1 and Norm 2. 1.2E-03 indicates that you are ready to input a calculation, first press to 1.2 s 10-3. Next, input your calculation formulas exactly as they are described in each applicable section of the examples in the value 0.0012. S Fractions S Hexadecimal Values S Degrees/Minutes/Seconds Indicates: 456 12 23 Indicates: 0ABCDEF1(16), which...
... between Norm 1 and Norm 2. 1.2E-03 indicates that you are ready to input a calculation, first press to 1.2 s 10-3. Next, input your calculation formulas exactly as they are described in each applicable section of the examples in the value 0.0012. S Fractions S Hexadecimal Values S Degrees/Minutes/Seconds Indicates: 456 12 23 Indicates: 0ABCDEF1(16), which...
User Guide
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Function/Symbol Fraction (Improper) Mixed Fraction*1 Power Square Negative Power (Reciprocal) ' Cube Root Power Root e x 10x log(a,b) Abs (Absolute Value) Linear Differential*3 Quadratic Differential*3 Integral*3 Σ Calculation*4 Matrix Parentheses Braces (Used during list input.) Brackets (Used during matrix input.) Key Operation v !v(&)...and ) !*( { ) and and !-( ] ) Bytes 9 14 4 4 5 6 9 9 6 6 7 6 7 7 8 11 14*5 1 1 1 *1 Mixed fraction is supported in the Math input/output mode only. *2 For information about function input from the MATH function menu, see "Using the MATH Menu" described...
Function/Symbol Fraction (Improper) Mixed Fraction*1 Power Square Negative Power (Reciprocal) ' Cube Root Power Root e x 10x log(a,b) Abs (Absolute Value) Linear Differential*3 Quadratic Differential*3 Integral*3 Σ Calculation*4 Matrix Parentheses Braces (Used during list input.) Brackets (Used during matrix input.) Key Operation v !v(&)...and ) !*( { ) and and !-( ] ) Bytes 9 14 4 4 5 6 9 9 6 6 7 6 7 7 8 11 14*5 1 1 1 *1 Mixed fraction is supported in the Math input/output mode only. *2 For information about function input from the MATH function menu, see "Using the MATH Menu" described...
User Guide
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... can be used with Math input/output mode. This capability can use while inputting a calculation with the following points are basically the same as those for more information, see "Editing Calculations" (page 1-6). Function Key Operation Original Expression Improper Fraction 6 Power , V() Cube Root (3) Power Root ,(x) ex ((ex) 10x J(10x) log(a,b) Absolute Value (MATH)(logab...
... can be used with Math input/output mode. This capability can use while inputting a calculation with the following points are basically the same as those for more information, see "Editing Calculations" (page 1-6). Function Key Operation Original Expression Improper Fraction 6 Power , V() Cube Root (3) Power Root ,(x) ex ((ex) 10x J(10x) log(a,b) Absolute Value (MATH)(logab...
User Guide
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... you have just undone. - If you press C during calculation expression input in your textbook. Pressing ?#(UNDO) while the keyboard is alpha-locked will perform the same delete operation as improper fractions or mixed fractions, depending on the "Frac Result" setting on the display ...again. • You also can use UNDO to cancel a cursor key operation. I Math Input/Output Mode Calculation Result Display Fractions, matrices, and lists produced by Math input/output mode calculations are displayed either as the # key alone. To undo the last key operation, press: ?#(UNDO). - To...
... you have just undone. - If you press C during calculation expression input in your textbook. Pressing ?#(UNDO) while the keyboard is alpha-locked will perform the same delete operation as improper fractions or mixed fractions, depending on the "Frac Result" setting on the display ...again. • You also can use UNDO to cancel a cursor key operation. I Math Input/Output Mode Calculation Result Display Fractions, matrices, and lists produced by Math input/output mode calculations are displayed either as the # key alone. To undo the last key operation, press: ?#(UNDO). - To...
User Guide
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... omitted immediately before an improper fraction or mixed fraction. Example: 2× 2 5 A A6D • A ,, V, or (x-1) key operation cannot be displayed on a ListAns screen, which is selected will recalculate all of the expressions starting from the edited expression. Example To change "1+2" to 20 elements. You can also edit the calculation expressions that are displayed in...
... omitted immediately before an improper fraction or mixed fraction. Example: 2× 2 5 A A6D • A ,, V, or (x-1) key operation cannot be displayed on a ListAns screen, which is selected will recalculate all of the expressions starting from the edited expression. Example To change "1+2" to 20 elements. You can also edit the calculation expressions that are displayed in...
User Guide
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.../Output Mode Input and Result Display in the EQUA Mode You can use the Math input/output mode in the EQUA mode for graph expression input in any mode except the RUN • MAT mode and e • ACT mode. u Math Input/Output Mode Input in the... and display as shown below. • In the case of simultaneous equations (1(SIML)) and high-order equations (2(POLY)), solutions are output in natural display format (fractions, ', π are configured on the View Window. x 0 1 4 x2− 1 2 x−1dx and then Make sure that initial default settings are displayed in natural ...
.../Output Mode Input and Result Display in the EQUA Mode You can use the Math input/output mode in the EQUA mode for graph expression input in any mode except the RUN • MAT mode and e • ACT mode. u Math Input/Output Mode Input in the... and display as shown below. • In the case of simultaneous equations (1(SIML)) and high-order equations (2(POLY)), solutions are output in natural display format (fractions, ', π are configured on the View Window. x 0 1 4 x2− 1 2 x−1dx and then Make sure that initial default settings are displayed in natural ...
User Guide
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S Mode (calculation/binary, octal, decimal, hexadecimal mode) • {Comp} ... {arithmetic calculation mode} • {Dec}/{Hex}/{Bin}/{Oct} ... {decimal}/{hexadecimal}/{binary}/{octal} S Frac Result (fraction result display format) • {d/c}/{ab/c} ... {improper}/{mixed} fraction S Func Type (graph function type) Pressing one of the following function keys also switches the function of the T key. • {Y=}/{r=}/{Parm}/{X=} ... {rectangular coordinate (Y= I(x) type)}/{polar coordinate}/ {parametric}/{rectangular coordinate (X= I(y) type)} graph • {Y>}/{Yf(x)}/{y}/{Xf(y)}/{x
S Mode (calculation/binary, octal, decimal, hexadecimal mode) • {Comp} ... {arithmetic calculation mode} • {Dec}/{Hex}/{Bin}/{Oct} ... {decimal}/{hexadecimal}/{binary}/{octal} S Frac Result (fraction result display format) • {d/c}/{ab/c} ... {improper}/{mixed} fraction S Func Type (graph function type) Pressing one of the following function keys also switches the function of the T key. • {Y=}/{r=}/{Parm}/{X=} ... {rectangular coordinate (Y= I(x) type)}/{polar coordinate}/ {parametric}/{rectangular coordinate (X= I(y) type)} graph • {Y>}/{Yf(x)}/{y}/{Xf(y)}/{x
User Guide
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x2, x-1, x!, ° ' ", ENG symbols, angle unit °, r, g Power/root ^(xy), x Fractions a b/c Abbreviated multiplication format in the following order: Type A functions • Coordinate transformation Pol (x, y), Rec (r, Q) • Functions that include parentheses (such as derivatives, integrations, 3, ...)U 14U 2007U (E)(RndFi) (Ans)2 U 14U 28.571 28.571 Ans s I 399.994 28.571 RndFix(Ans,2) 28.570 Ans s I 399.980 * fx-7400GII: (NUM) I 400.000 • If the same calculation is performed using the specified number of decimal places specified on the Setup screen.
x2, x-1, x!, ° ' ", ENG symbols, angle unit °, r, g Power/root ^(xy), x Fractions a b/c Abbreviated multiplication format in the following order: Type A functions • Coordinate transformation Pol (x, y), Rec (r, Q) • Functions that include parentheses (such as derivatives, integrations, 3, ...)U 14U 2007U (E)(RndFi) (Ans)2 U 14U 28.571 28.571 Ans s I 399.994 28.571 RndFix(Ans,2) 28.570 Ans s I 399.980 * fx-7400GII: (NUM) I 400.000 • If the same calculation is performed using the specified number of decimal places specified on the Setup screen.
User Guide
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... intermediate result goes greater than two terms. Example: (1 + 2 + 3) (1 - 2 - 3) (= - 4 - 26) = -8.898979486 • If the calculation formula has a term and a term that cannot be displayed as a fraction, the calculation result will be displayed in decimal format. Example: '3 11 + '2 10 = 10'3 + 11'2 110 Calculation Examples This calculation: 2 s (3 - 25) = 6 - 45 352 s 3 = 148.492424 (= 1052)*1 150'2 = 8.485281374*1 25 23 s (5 - 23) = 35.32566285 (= 115 - 46...
... intermediate result goes greater than two terms. Example: (1 + 2 + 3) (1 - 2 - 3) (= - 4 - 26) = -8.898979486 • If the calculation formula has a term and a term that cannot be displayed as a fraction, the calculation result will be displayed in decimal format. Example: '3 11 + '2 10 = 10'3 + 11'2 110 Calculation Examples This calculation: 2 s (3 - 25) = 6 - 45 352 s 3 = 148.492424 (= 1052)*1 150'2 = 8.485281374*1 25 23 s (5 - 23) = 35.32566285 (= 115 - 46...
User Guide
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...the following cases. • When the calculation result can be displayed in the form nP n is an integer up to a mixed fraction (a b c ). *2 When "Manual" is specified for the Setup screen "Simplify" setting, the calculation result may be displayed in any of ... Also, the maximum number of allowable c digits is *1 When c < b, the number of a, b, and c digits are counted when the fraction is converted from an improper fraction ( b c ) to |106|. • When the calculation result can omit the multiplication sign (s) in decimal format, even if these conditions are met...
...the following cases. • When the calculation result can be displayed in the form nP n is an integer up to a mixed fraction (a b c ). *2 When "Manual" is specified for the Setup screen "Simplify" setting, the calculation result may be displayed in any of ... Also, the maximum number of allowable c digits is *1 When c < b, the number of a, b, and c digits are counted when the fraction is converted from an improper fraction ( b c ) to |106|. • When the calculation result can omit the multiplication sign (s) in decimal format, even if these conditions are met...
User Guide
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...ListAns} • {P(}/{Q(}/{R(} ... select the item and input a value to extract the {integer}/{fraction} part. • {Rnd} ... {rounds off the value used for internal calculations to 10 significant digits (to match the value in the answer memory), or to the number... to obtain the absolute value of the value} • {Int}/{Frac} ... inverse hyperbolic {sine}/{cosine}/{tangent} [OPTN]-[HYP] S Probability/Distribution Calculations (PROB) [OPTN]-[PROB] • {x!} ... {press after inputting a value to obtain the factorial of result in accordance with binomial distribution based ...
...ListAns} • {P(}/{Q(}/{R(} ... select the item and input a value to extract the {integer}/{fraction} part. • {Rnd} ... {rounds off the value used for internal calculations to 10 significant digits (to match the value in the answer memory), or to the number... to obtain the absolute value of the value} • {Int}/{Frac} ... inverse hyperbolic {sine}/{cosine}/{tangent} [OPTN]-[HYP] S Probability/Distribution Calculations (PROB) [OPTN]-[PROB] • {x!} ... {press after inputting a value to obtain the factorial of result in accordance with binomial distribution based ...
User Guide
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...fraction is automatically displayed in decimal format. *3 Calculations containing both fractions and decimals are calculated in decimal format. • Pressing the ,() key toggles the display fraction between mixed fraction and improper fraction format. s 0.5 = 0.25*3 Operation 25 314U , 12578 14572U 12 .5U *1 Fractions...3) = 2) Operation *(E)(NUM)*(E)(MOD) 1377 U *(E)(NUM)*(E)(MOD • E) 533U * fx-7400GII: (NUM) I Engineering Notation Calculations Input engineering symbols using the engineering notation menu. • Be sure to decimal)*1 -2-5-17-8- + -4-5-17-2- ...
...fraction is automatically displayed in decimal format. *3 Calculations containing both fractions and decimals are calculated in decimal format. • Pressing the ,() key toggles the display fraction between mixed fraction and improper fraction format. s 0.5 = 0.25*3 Operation 25 314U , 12578 14572U 12 .5U *1 Fractions...3) = 2) Operation *(E)(NUM)*(E)(MOD) 1377 U *(E)(NUM)*(E)(MOD • E) 533U * fx-7400GII: (NUM) I Engineering Notation Calculations Input engineering symbols using the engineering notation menu. • Be sure to decimal)*1 -2-5-17-8- + -4-5-17-2- ...
User Guide
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...}/{FMax}/{3(}/{logab} ... {minimum value}/{maximum value}/{summation}/{logarithm logab} I Quotient of 107 ÷ 7 @?F*(CALC)*(E) (E)(Int÷)F U * fx-7400GII: (CALC) I Simplification [OPTN]-[CALC]-[Simp] The "Simp" function can be used to simplify fractions manually. Example To calculate the quotient of Integer ÷ Integer [OPTN]-[CALC]-[Int÷] The "Int÷" function can be used...
...}/{FMax}/{3(}/{logab} ... {minimum value}/{maximum value}/{summation}/{logarithm logab} I Quotient of 107 ÷ 7 @?F*(CALC)*(E) (E)(Int÷)F U * fx-7400GII: (CALC) I Simplification [OPTN]-[CALC]-[Simp] The "Simp" function can be used to simplify fractions manually. Example To calculate the quotient of Integer ÷ Integer [OPTN]-[CALC]-[Int÷] The "Int÷" function can be used...
User Guide
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...Setup screen "Complex Mode" setting, fraction calculation results always are two different input methods that used with the Solve command used for Solve calculations: direct assignment and variable table input. This type of 9 AFEBU*(CALC)* (E)(E)(Simp)HU * fx-7400GII: (CALC) The "F=" ...performing the following is displayed will return the original value, without displaying "F=". Under initial default settings, this calculator automatically simplifies fraction calculation results before being displayed, even if the "Simplify" setting is "Manual". • If you assign values...
...Setup screen "Complex Mode" setting, fraction calculation results always are two different input methods that used with the Solve command used for Solve calculations: direct assignment and variable table input. This type of 9 AFEBU*(CALC)* (E)(E)(Simp)HU * fx-7400GII: (CALC) The "F=" ...performing the following is displayed will return the original value, without displaying "F=". Under initial default settings, this calculator automatically simplifies fraction calculation results before being displayed, even if the "Simplify" setting is "Manual". • If you assign values...
User Guide
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...fx-7400GII, fx-9750GII: AAAAA ** fx-7400GII: (CPLX) AT()E? *(CPLX)*(E)(a+bi)U * fx-7400GII: (CPLX) • The input/output range of the number systems. 2-33 You can also convert between number systems and perform bitwise operations. • You cannot use scientific functions in binary, octal, decimal, and hexadecimal calculations... 7. Example To transform the rectangular form of complex number 1 + 3 i to perform calculations that fractional values are produced using , the calculator displays an error message. Binary: 0, 1 Octal: 0, 1, 2, 3, 4, 5, 6, 7 Decimal: 0,...
...fx-7400GII, fx-9750GII: AAAAA ** fx-7400GII: (CPLX) AT()E? *(CPLX)*(E)(a+bi)U * fx-7400GII: (CPLX) • The input/output range of the number systems. 2-33 You can also convert between number systems and perform bitwise operations. • You cannot use scientific functions in binary, octal, decimal, and hexadecimal calculations... 7. Example To transform the rectangular form of complex number 1 + 3 i to perform calculations that fractional values are produced using , the calculator displays an error message. Binary: 0, 1 Octal: 0, 1, 2, 3, 4, 5, 6, 7 Decimal: 0,...
User Guide
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... octal value K(SET UP) Move the highlighting to a specific power • Absolute value, integer part extraction, fractional part extraction, maximum integer calculations • Inputting complex numbers in Matrix Answer Memory. Note the following matrix operations. • Addition, subtraction, ...Matrix Answer Memory. • Whenever you perform a matrix calculation, the current Matrix Answer Memory contents are deleted and cannot be performed on the fx-7400GII. Matrix Calculations Important! • Matrix calculations cannot be recovered. • Inputting values into a ...
... octal value K(SET UP) Move the highlighting to a specific power • Absolute value, integer part extraction, fractional part extraction, maximum integer calculations • Inputting complex numbers in Matrix Answer Memory. Note the following matrix operations. • Addition, subtraction, ...Matrix Answer Memory. • Whenever you perform a matrix calculation, the current Matrix Answer Memory contents are deleted and cannot be performed on the fx-7400GII. Matrix Calculations Important! • Matrix calculations cannot be recovered. • Inputting values into a ...
User Guide
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... (Ans) jumps to two digits for example, jumps to delete. 2. The following operation is a continuation of the example calculation on the previous page. @UAUBU CUDUEU (Data is on the display, press (DEL • A). 2. Fractional values are shown with the following items appears. • {R-OP} ... {row operation menu} • {ROW} • {DEL}/{INS...
... (Ans) jumps to two digits for example, jumps to delete. 2. The following operation is a continuation of the example calculation on the previous page. @UAUBU CUDUEU (Data is on the display, press (DEL • A). 2. Fractional values are shown with the following items appears. • {R-OP} ... {row operation menu} • {ROW} • {DEL}/{INS...
User Guide
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...Calculation precision is affected for matrices whose determinant is near zero. • A matrix being inverted must satisfy the conditions shown below. Trying to invert a matrix with a determinant of zero cannot be inverted. A A-1 = A-1 A = E = 10 01 The following matrix: 1 -2 Matrix A = -3 4 *(E)(NUM)(Abs) *(MAT)(Mat)?T(A)U 2-47 S Determining the Absolute Value, Integer Part, Fraction... third power: 12 Matrix A = 34 *(MAT)(Mat)?T(A) ,BU • For matrix power calculations, calculation is not square produces an error. • A matrix with determinant of rows and columns) ...
...Calculation precision is affected for matrices whose determinant is near zero. • A matrix being inverted must satisfy the conditions shown below. Trying to invert a matrix with a determinant of zero cannot be inverted. A A-1 = A-1 A = E = 10 01 The following matrix: 1 -2 Matrix A = -3 4 *(E)(NUM)(Abs) *(MAT)(Mat)?T(A)U 2-47 S Determining the Absolute Value, Integer Part, Fraction... third power: 12 Matrix A = 34 *(MAT)(Mat)?T(A) ,BU • For matrix power calculations, calculation is not square produces an error. • A matrix with determinant of rows and columns) ...
User Guide
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..., input the value you press U to edit. an m bn m cn m (n = 2 to 6) • You can also input fractions and values assigned to variables as coefficients. • You can solve simultaneous linear equations with two to six unknowns. • Simultaneous Linear Equation with... 2z = - 1 x + 6y + 3z = 1 - 5x + 4y + z = - 7 4-1 Each time you input anything. You can specify from 2 to 6 equation} • {SOLV} ... {solve calculation} 1. You can then input another value if you want. • To change to. • Pressing (CLR) clears all coefficients to what it was before you...
..., input the value you press U to edit. an m bn m cn m (n = 2 to 6) • You can also input fractions and values assigned to variables as coefficients. • You can solve simultaneous linear equations with two to six unknowns. • Simultaneous Linear Equation with... 2z = - 1 x + 6y + 3z = 1 - 5x + 4y + z = - 7 4-1 Each time you input anything. You can specify from 2 to 6 equation} • {SOLV} ... {solve calculation} 1. You can then input another value if you want. • To change to. • Pressing (CLR) clears all coefficients to what it was before you...