Solution 12653: Converting Decimal Numbers Into Fractions on the TI-81.
... TI-81 does not have a built-in function to convert decimal numbers into fractions. To have this functionality, please consider upgrading to Texas Instruments latest line of graphing calculators.You can find more information regarding these handhelds on the products page. Solution 12653: Convert...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12653
Solution 13342: Using the Exact() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...r Voyage 200 graphing calculator? The proper syntax for the exact() function are listed below. exact(expression1[,tol]) exact(list1[,tol]) exact(matrix1[,tol]) The exact() function ensures that the calculator uses the Exact mode arithmetic regardless of the Exact/Approx mode setting to return...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13342
Solution 12651: Clearing the Memory on the TI-81.
...the graphing calculator is erased and all defaults are set to factory defaults. If the screen goes entirely blank after this procedure, adjust the contrast by pressing and releasing the [2nd] key and then holding down the up arrow until the cursor is again visible. Solution 12651: Clearing the M...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12651
Solution 10431: Finding the Zero, Minimum, or Maximum of a Function on the TI-85 or TI-86.
...arrow. The number of the graph selected will be display in the top right corner of the screen. 3) Specify the left bound for x by either moving the trace cursor to the left of the root or by directly inputting a value and pressing [ENTER]. The Right Bound? prompt is now displayed. 4) Specify ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10431
Solution 13323: Using the RandMat() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...yage 200 graphing calculator? The syntax for the randMat() function is listed below. randMat(numRows,numColumns) The randMat() function returns a matrix of integers between -9 and 9 of the specified dimension. Reference the example provided below. Ex. Create a random generated matrix with 3 ro...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13323
Solution 13321: Using the Rand() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...5• When n is a negative value, rand(n) returns a random integer in the interval [-n,-1]. Ex. rand(-100) may return the result of -49For additional instructions, refer to the online guidebook for your calculator. Solution 13321: Using the Rand() Function on the TI-89 Family, TI-92 Family and Voya...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13321
Solution 12649: Calculating One-variable Statistics on the TI-81.
...-variable statistics on the TI-81? Data for this example: x={87, 52, 97, 46, 75, 60} • Clear the screen then press [2nd] [MATRX] • Press the right-arrow key twice and press [ENTER] • The cursor will display after the x1 = • Enter the x-values after "x1 =" Press [8] [7] [...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12649
Solution 12648: Calculating Linear Regressions on the TI-81.
... Knowledge Base Knowledge Base Search How do I calculate a Linear Regression using the TI-81? The example below will demonstrate how to perform a linear regression using the TI-81: Data for this example:xStat: {1,4,8,10}yStat: {7,9,15,18} Enter the data into the TI-81:1...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12648
Solution 12060: Interpolation Calculations on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...interpolation function. However, students, educators, and other users of the TI-89 family may find third-part sources available on the Internet for retrieval of a user-defined interpolation program for the TI-92 family and Voyage 200. Solution 12060: Interpolation Calculations on the TI-89 Fami...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12060
Solution 12645: Graphing a Function on the TI-80 and TI-81.
Solution 12645: Graphing a Function on the TI-80 and TI-81. Solution 12645: Graphing a Function on the TI-80 and TI-81. global Solution 12645: Graphing a Function on the TI-80 and TI-81. website Home | O...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12645
Solution 10417: Calculating Two-Variable Statistics on the TI-86
...ledge Base Knowledge Base Search How do I calculate two-variable statistics on the TI-86? The following example will demonstrate how to perform two-variable statistics calculations using the TI-86.Data for this example:xStat: {3,5,8,10}yStat: {7,8,14,18}Enter the data i...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10417
Solution 12217: Locked Variables Are Not Displayed in Open Dialog Box Choices on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculator.
...ose of locked variables on the TI-89 family, TI-92 family and Voyage 200 is to keep the variable from being edited. All of the editors (Program, Geometry, Data/Matrix, Text) change the variable directly in memory (the editors do not work on a copy of the variable, but the variable itself). To edi...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12217
Solution 13062: Solving a System of Equations on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Using the Gauss-Jordan method.
...hod? The TI-89 family, TI-92 Plus, and Voyage 200 graphing calculators do not have a one-key Gauss-Jordan method function. However, if you know what transformations you want to accomplish on a matrix, there are several commands available that allow the user to add or swap rows as it is done when...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13062
Solution 12184: Algorithm for the Exec Command on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...nd and how is it used on the TI-89 Family, TI-92 Family and Voyage 200 graphing calculators? The syntax for the Exec function is provided below:Exec string [, espression1] [, expression2]...The Exec function executes a string consisting of a series of Motorola 68000 op-codes. These codes act as a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12184
Solution 11832: Correcting an "Undefined Variable" Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ple, referencing a statistics variable when a statistical analysis has not been performed. If the variable is defined, then refer to the following instructions to resolve this error. 1) Press [2nd] [6] (MEM) [F1] [ENTER]. 2) Select 2:Default. 3) Press [ENTER] and Defaults Set is displayed. 4) P...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11832
Solution 11831: Correcting an Address Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... not functional on a TI calculator. This is also related to the utilization of an address that is reserved for TI OS or TI Apps/programs only. The instructions below will detail how to correct the Address Error on the TI-89 family, TI-92 family, and Voyage 200 calculators. Please Note: The foll...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11831
Solution 12177: Using the ZoomBox, ZoomIn, and ZoomOut Tools to Explore a Graph on the TI-89 Family, the TI-92 Family, and the Voyage™ 200.
...nges to a small square, and the screen prompts for 2nd Corner?• Move the cursor to the opposite corner of the zoom box. As the cursor moves, the box stretches.• When the zooming area is outlined, press [ENTER].2. Zooming In and Out on a Point with ZoomIn and ZoomOut.• From the Zoom menu, select 2...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12177
Solution 11830: Correcting a Window Variables Domain Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...domain error occurs when the minimum value for x or y is larger than the maximum value. Edit the window values to resolve this error. Refer to the instructions below. • Press [♦][WINDOW] • Input the following values: xmin = -10 xmax = 10 xscl = 1 ymin = -10 ymax = 10 yscl = 1 xres = 2 • No...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11830
Solution 12176: Using the Numeric Solver on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... Knowledge Base Search How can I solve an equation on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The instructions below detail how to store an equation or formula using the numeric solver on the TI-89 family, TI-92 family, and Voyage 200.Example: Stor...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12176
Solution 12171: Use of the Angle( Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... I use the angle( function on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The angle( functions returns the angle, list, or matrix of angles of an expression, list or matrix, interpreting each element as a complex number that represent a two-dimensional rectangular coordin...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12171
Solution 11826: Calculating nth Power and Roots Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... Search How do I perform nth power and root computations using the TI-89 family, TI-92 family, and Voyage™ 200 graphing calculators? The instructions will detail how to perform the nth power and root computations on the TI-89 family, TI-92 family, and Voyage 200. Powers To raise a numb...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11826
Solution 12170: Using the "and" Operator on TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...e TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The and operator is primarily used to compare two Boolean expressions, lists, or matrices and returns true, false, or a simplified form of the original entry. When used with integers, the and operator compares them bit-by-bit usin...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12170
Solution 11825: Axes do not Appear on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...ge Base Search How can I make the axes appear when graphing using the TI-89 family, TI-92 family, or Voyage 200 graphing calculators? The instructions will demonstrate how to make the x-axis and y-axis appear on the TI-89 family, TI-92 family, and Voyage 200 when graphing. The axes nee...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11825
Solution 12165: The cFactor() function on The TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
...ion is located under the MATH/Algebra/Complex menu. The syntax for the cFactor function is cFactor(expression1[,var]) cFactor(list1[,var]) cFactor(matrix1[,var) Note: What is inside the [] is optional. When used without precising the variable, the cFactor(expression1) returns the expression1 f...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12165
Solution 11820: Algorithm Used for the cZeros() (Complex Zeros) Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...2 family and Voyage 200 is given below: cZeros(expr, var) → list cZeros({expression1, expression2 [, … ] },{varOrGuess1, varOrGuess2 [, … ] }) → matrix The cZeros( function returns a list of candidate real and non-real values of var that make expression = 0 by using the lexical Gröbner/Buchber...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11820