User Manual
Page 70
... 4Frac, 4Dec 4Frac (display as a fraction) displays an answer as a decimal. MATH Operations MATH Menu To display the MATH menu, press . You can only use 4Frac with real or complex numbers, expressions, lists, and matrices. TI-83 Plus Math, Angle, and Test Operations 67... MATH NUM CPX PRB 1: 4Frac Displays the answer as a fraction. 2: 4Dec 3: 3 4: 3‡( 5: x‡ Displays the answer as its rational equivalent.
... 4Frac, 4Dec 4Frac (display as a fraction) displays an answer as a decimal. MATH Operations MATH Menu To display the MATH menu, press . You can only use 4Frac with real or complex numbers, expressions, lists, and matrices. TI-83 Plus Math, Angle, and Test Operations 67... MATH NUM CPX PRB 1: 4Frac Displays the answer as a fraction. 2: 4Dec 3: 3 4: 3‡( 5: x‡ Displays the answer as its rational equivalent.
User Manual
Page 82
abs(value) Note: abs( is also available on the MATH CPX menu. TI-83 Plus Math, Angle, and Test Operations 79 MATH NUM 1: abs( 2: round( 3: iPart( 4: fPart( 5: int( 6: min( 7: max( 8: lcm( 9: gcd( CPX PRB Absolute value Round Integer part Fractional part Greatest integer Minimum value Maximum value Least common multiple Greatest common divisor abs( abs( (absolute value) returns the absolute value of real or complex (modulus) numbers, expressions, lists, and matrices. MATH NUM (Number) Operations MATH NUM Menu To display the MATH NUM menu, press ~.
abs(value) Note: abs( is also available on the MATH CPX menu. TI-83 Plus Math, Angle, and Test Operations 79 MATH NUM 1: abs( 2: round( 3: iPart( 4: fPart( 5: int( 6: min( 7: max( 8: lcm( 9: gcd( CPX PRB Absolute value Round Integer part Fractional part Greatest integer Minimum value Maximum value Least common multiple Greatest common divisor abs( abs( (absolute value) returns the absolute value of real or complex (modulus) numbers, expressions, lists, and matrices. MATH NUM (Number) Operations MATH NUM Menu To display the MATH NUM menu, press ~.
User Manual
Page 83
round( round( returns a number, expression, list, or matrix rounded to 10 digits. fPart(value) TI-83 Plus Math, Angle, and Test Operations 80 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). round(value[,#decimals]) iPart(, fPart( iPart( (integer part) returns the integer part or parts of real or complex numbers, expressions, lists, and matrices.
round( round( returns a number, expression, list, or matrix rounded to 10 digits. fPart(value) TI-83 Plus Math, Angle, and Test Operations 80 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). round(value[,#decimals]) iPart(, fPart( iPart( (integer part) returns the integer part or parts of real or complex numbers, expressions, lists, and matrices.
User Manual
Page 276
int( returns a matrix containing the greatest integer of each element of matrix. iPart(matrix) fPart(matrix) int(matrix) TI-83 Plus Matrices 273 fPart( returns a matrix containing the fractional part of each element of matrix. iPart( returns a matrix containing the integer part of each element of matrix. it returns 0 if no comparison is false; iPart(, fPart(, int( iPart( (integer part), fPart( (fractional part), and int( (greatest integer) are on the MATH NUM menu. matrixAƒmatrixB returns 1 if at least one comparison is false.
int( returns a matrix containing the greatest integer of each element of matrix. iPart(matrix) fPart(matrix) int(matrix) TI-83 Plus Matrices 273 fPart( returns a matrix containing the fractional part of each element of matrix. iPart( returns a matrix containing the integer part of each element of matrix. it returns 0 if no comparison is false; iPart(, fPart(, int( iPart( (integer part), fPart( (fractional part), and int( (greatest integer) are on the MATH NUM menu. matrixAƒmatrixB returns 1 if at least one comparison is false.
User Manual
Page 286
... display the results in fraction form. Press y 9 ~ to enter the sequence. Press 1 ¥ ƒ [A] ¡ ¢ ƒ [A] ¢ 1 ¢ 8 ¢ 1 ¤ to display the LIST OPS menu. 2. Begin this example on a blank line on the home screen. 1. Press 5 to select 5:seq(, which pastes seq( to a usercreated list. TI-83 Plus Lists 283 Store the...
... display the results in fraction form. Press y 9 ~ to enter the sequence. Press 1 ¥ ƒ [A] ¡ ¢ ƒ [A] ¢ 1 ¢ 8 ¢ 1 ¤ to display the LIST OPS menu. 2. Begin this example on a blank line on the home screen. 1. Press 5 to select 5:seq(, which pastes seq( to a usercreated list. TI-83 Plus Lists 283 Store the...
User Manual
Page 288
Press Í to scroll the list and view all the list elements. Press ~ repeatedly (or press and hold ~) to show the sequence in fraction form. 7. Press 1 to select 1:4Frac, which pastes 4Frac to display the MATH menu. TI-83 Plus Lists 285 Press to the current cursor location. 8.
Press Í to scroll the list and view all the list elements. Press ~ repeatedly (or press and hold ~) to show the sequence in fraction form. 7. Press 1 to select 1:4Frac, which pastes 4Frac to display the MATH menu. TI-83 Plus Lists 285 Press to the current cursor location. 8.
User Manual
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The Quadratic Formula Converting to display the MATH menu. 2. Ans is displayed on the home screen. TI-83 Plus Activities 542 When you press 1, Ans4Frac is a variable that contains the last calculated answer. 3. Press to a Fraction You can show the solution as a fraction. 1. Press Í to convert the result to select 1:4Frac from the MATH menu. Press 1 to a fraction.
The Quadratic Formula Converting to display the MATH menu. 2. Ans is displayed on the home screen. TI-83 Plus Activities 542 When you press 1, Ans4Frac is a variable that contains the last calculated answer. 3. Press to a Fraction You can show the solution as a fraction. 1. Press Í to convert the result to select 1:4Frac from the MATH menu. Press 1 to a fraction.
User Manual
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To save keystrokes, you can recall the last expression you entered, and then edit it for the quadratic equation 3X2 + 5X + 2 = 0. Press Í to become: −b− b2−4ac 2a 6. Press ¹ to edit the quadraticformula expression to find the other solution for a new calculation. 4. Press } to recall the quadratic-formula expression, −b+ b2−4ac 2a 5. TI-83 Plus Activities 543 Press y [ (above Í) to recall the fraction conversion entry, and then press y [ again to move the cursor onto the + sign in the formula.
To save keystrokes, you can recall the last expression you entered, and then edit it for the quadratic equation 3X2 + 5X + 2 = 0. Press Í to become: −b− b2−4ac 2a 6. Press ¹ to edit the quadraticformula expression to find the other solution for a new calculation. 4. Press } to recall the quadratic-formula expression, −b+ b2−4ac 2a 5. TI-83 Plus Activities 543 Press y [ (above Í) to recall the fraction conversion entry, and then press y [ again to move the cursor onto the + sign in the formula.
User Manual
Page 667
... or Keys/ Menu or Screen/Item Y-VARS On/Off 1:FnOn † CTL 4:For( Returns the fractional part or parts of freedom) and denominator df. Displays the garbage collection menu to its simplest terms. Sets full screen mode... Displays a real or complex number, expression, list, or matrix as a fraction simplified to allow cleanup of unused archive memory. NUM 4:fPart( y = DISTR 8:Ûpdf( MATH 1:4Frac † z Full † z Func y N GarbageCollect TI-83 Plus Tables and Reference Information 664 Executes commands through End, incrementing variable from begin ,...
... or Keys/ Menu or Screen/Item Y-VARS On/Off 1:FnOn † CTL 4:For( Returns the fractional part or parts of freedom) and denominator df. Displays the garbage collection menu to its simplest terms. Sets full screen mode... Displays a real or complex number, expression, list, or matrix as a fraction simplified to allow cleanup of unused archive memory. NUM 4:fPart( y = DISTR 8:Ûpdf( MATH 1:4Frac † z Full † z Func y N GarbageCollect TI-83 Plus Tables and Reference Information 664 Executes commands through End, incrementing variable from begin ,...
User Manual
Page 767
..., modified box), 370 Ô (plot type, normal probability), 372 N (subtraction), 63, 696 ¨ (user-created list name symbol), 309, 668 ! Store, 29, 686 TI-83 Plus Index ‡( (square root), 64, 695 ›, ¦ (pixel mark), 235, 373 L1 (inverse), 64, 271, 694 c2.Test (chi-square test), 412, 657 ... (to degrees/minutes/seconds), 99, 661 ¨DREF, 471 4Eff( (to effective interest rate), 459, 662 ‰f(x)dx operation on a graph, 153 4Frac (to fraction), 67, 664 GInt( (sum of interest), 455, 668 ¨LIGHT, 471 @List(, 303, 669 ¨LREF, 471 4Nom( (to nominal interest rate), 459...
..., modified box), 370 Ô (plot type, normal probability), 372 N (subtraction), 63, 696 ¨ (user-created list name symbol), 309, 668 ! Store, 29, 686 TI-83 Plus Index ‡( (square root), 64, 695 ›, ¦ (pixel mark), 235, 373 L1 (inverse), 64, 271, 694 c2.Test (chi-square test), 412, 657 ... (to degrees/minutes/seconds), 99, 661 ¨DREF, 471 4Eff( (to effective interest rate), 459, 662 ‰f(x)dx operation on a graph, 153 4Frac (to fraction), 67, 664 GInt( (sum of interest), 455, 668 ¨LIGHT, 471 @List(, 303, 669 ¨LREF, 471 4Nom( (to nominal interest rate), 459...
User Manual
Page 771
... (DS 4Dec (to decimal), 67, 659 4DMS (to degrees/minutes/ seconds), 99, 661 4Eff (to effective interest rate), 459 4Frac (to fraction conversion), 67, 664 4Nom (to nominal interest rate conversion), 459, 672 4Polar (to polar conversion), 91, 675 4Rect (to rectangular conversion), 91...correlation coefficient (r), 354 cosL1( (arccosine), 63, 658 cos( (cosine), 63, 658 coshM1( (hyperbolic arccosine), 496, 658 cosh( (hyperbolic cosine), 496, 658 TI-83 Plus Index cosine (cos(), 63, 658 cross pixel mark (+), 235, 373 cube (3), 68, 693 cube root (3‡(), 68, 693 cubic regression (CubicReg), 359, ...
... (DS 4Dec (to decimal), 67, 659 4DMS (to degrees/minutes/ seconds), 99, 661 4Eff (to effective interest rate), 459 4Frac (to fraction conversion), 67, 664 4Nom (to nominal interest rate conversion), 459, 672 4Polar (to polar conversion), 91, 675 4Rect (to rectangular conversion), 91...correlation coefficient (r), 354 cosL1( (arccosine), 63, 658 cos( (cosine), 63, 658 coshM1( (hyperbolic arccosine), 496, 658 cosh( (hyperbolic cosine), 496, 658 TI-83 Plus Index cosine (cos(), 63, 658 cross pixel mark (+), 235, 373 cube (3), 68, 693 cube root (3‡(), 68, 693 cubic regression (CubicReg), 359, ...
User Manual
Page 774
...on), 128, 662 -F- inequalities, 566 mortgage payments, 592 parametric equations, ferris wheel problem, 580 piecewise functions, 564 quadratic formula converting to a fraction, 542 displaying complex results, 544 entering a calculation, 540 Sierpinski triangle, 570 solving a system of nonlinear equations, 568 unit circle and trig ... 166 roots of a function, 203 sending variables, 629 solving a system of linear equations, 256 unit circle, 246 TI-83 Plus Index volume of curves, 131 Fill(, 276, 663 FINANCE CALC menu, 446 FINANCE VARS menu, 462 financial functions amortization schedules, 454 771
...on), 128, 662 -F- inequalities, 566 mortgage payments, 592 parametric equations, ferris wheel problem, 580 piecewise functions, 564 quadratic formula converting to a fraction, 542 displaying complex results, 544 entering a calculation, 540 Sierpinski triangle, 570 solving a system of nonlinear equations, 568 unit circle and trig ... 166 roots of a function, 203 sending variables, 629 solving a system of linear equations, 256 unit circle, 246 TI-83 Plus Index volume of curves, 131 Fill(, 276, 663 FINANCE CALC menu, 446 FINANCE VARS menu, 462 financial functions amortization schedules, 454 771
User Manual
Page 775
... logistic regression, 721 sine regression, 722 time value of money, 728 two-sample Û-Test, 724 two-sample t test, 726 fPart( (fractional part), 80, 273, 664 free-moving cursor, 132 TI-83 Plus Index frequency, 357 Full (full-screen mode), 25, 664 full-screen mode (Full), 25, 664 Func (function graphing mode), 23, 664...
... logistic regression, 721 sine regression, 722 time value of money, 728 two-sample Û-Test, 724 two-sample t test, 726 fPart( (fractional part), 80, 273, 664 free-moving cursor, 132 TI-83 Plus Index frequency, 357 Full (full-screen mode), 25, 664 full-screen mode (Full), 25, 664 Func (function graphing mode), 23, 664...
User Manual
Page 821
... Value with Input 527 Prompt 528 Displaying the Home Screen 528 Displaying Values and Messages 529 DispGraph 530 DispTable 530 Output 530 getKey 531 TI-83 Plus Key Code Diagram 532 ClrHome, ClrTable 532 GetCalc 533 Get(, Send 533 Calling Other Programs as Subroutines 535 Calling a Program from Another ... Programs 536 Running an Assembly Language Program 537 Chapter 17: Activities 540 The Quadratic Formula 540 Entering a Calculation 540 Converting to a Fraction 542 Displaying Complex Results 544 Box with Lid 546 Defining a Function 546 TI-83 Plus Quick-Find Locator xxx
... Value with Input 527 Prompt 528 Displaying the Home Screen 528 Displaying Values and Messages 529 DispGraph 530 DispTable 530 Output 530 getKey 531 TI-83 Plus Key Code Diagram 532 ClrHome, ClrTable 532 GetCalc 533 Get(, Send 533 Calling Other Programs as Subroutines 535 Calling a Program from Another ... Programs 536 Running an Assembly Language Program 537 Chapter 17: Activities 540 The Quadratic Formula 540 Entering a Calculation 540 Converting to a Fraction 542 Displaying Complex Results 544 Box with Lid 546 Defining a Function 546 TI-83 Plus Quick-Find Locator xxx