Solution 12650: Calculating Trigonometric Functions on the TI-81.
...ns is equal to (0) to enter this press the [TAN] key and [2nd] [p]. 9) Next press the [ENTER] key. Please see the TI-81 guidebook for additional information. Please Note: The TI-81 has been discontinued. When upgrading, consider the TI-84 Plus CE graphing calculator. It is ideal for algebra, geo...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12650
Solution 10425: Finding the Absolute Value or Argument of a Complex Number on the TI-86.
... can I find the absolute value or argument of a complex number on the TI-86? The example below shows how to find the absolute value (argument) of an imaginary number. Example: Find the absolute value of 53-22i Solution: • Press [2nd][MODE] • Scroll down to PolarC and press [ENTER] • Press [2n...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10425
Solution 13321: Using the Rand() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...ed below.rand([n])Where n is an integer ¹ 0 • With no specified n, rand() returns the next random number between 0 and 1 in the sequence. Ex. rand(6) may return the result of 5• When n is a positive value, rand(n) returns a random integer in the interval [1,n]. Ex. rand(6) may return the result o...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13321
Solution 12649: Calculating One-variable Statistics on the TI-81.
...ne-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.
...f the equation (y=a+bx) and then list the values for a and b (5.0256 and 1.2564 respectively) and the correlation coefficient (r) .9885.For more information regarding your Texas Instruments graphing calculator, please refer to the guidebooks section. Solution 12648: Calculating Linear Regression...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.
...-89 family, TI-92 family, or the Voyage 200 have a built-in 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. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12060
Solution 13180: Sharing Applications Between the TI-89 Family Graphing Calculators.
...n the calculator. 3) To select the App(s) to be transferred, use the arrow keys to highlight the desired App and press [F4] to ensure that a Ö (check mark) is displayed next to each App that will be transferred. 4) Finally, press [F3] and select option 1:Send to begin the transfer process. Pleas...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13180
Solution 12645: Graphing a Function on the TI-80 and TI-81.
...or TI-81? The TI-80 has been discontinued. When upgrading, consider the TI-73 Explorer™. The TI-73 Explorer is completely compatible with curricular materials for upper elementary through lower middle grades, from fractions through pre-algebra. Follow these steps to graph a function using the TI...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12645
Solution 10417: Calculating Two-Variable Statistics on the TI-86
Solution 10417: Calculating Two-Variable Statistics on the TI-86 Solution 10417: Calculating Two-Variable Statistics on the TI-86 global Solution 10417: Calculating Two-Variable Statistics on the TI-86 website ...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.
...ked 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 edit locked v...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.
...e 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 using t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13062
Solution 10424: Degree, Minutes, Seconds (DMS) Conversions with the TI-85 or TI-86.
...ter each value. For example, 15'12'8' would be interpreted as 15 degrees, 12 minutes and 8 seconds. The ' symbol can be accessed by pressing [2nd] [MATH] [F3:ANGLE] [F3:']. To convert a number that is written in decimal degrees to DMS, use the [>DMS] function, found in the MATH, ANGLE menu. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10424
Solution 11832: Correcting an "Undefined Variable" Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...]. Once the defaults have been reset, try the problem again. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. Solution 11832: Correcting an "Undefined Variable" Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11832
Solution 12183: Deleting Files from the Text Editor on the TI-89 Family, TI-92 Plus and Voyage™ 200.
Solution 12183: Deleting Files from the Text Editor on the TI-89 Family, TI-92 Plus and Voyage™ 200. Solution 12183: Deleting Files from the Text Editor on the TI-89 Family, TI-92 Plus and Voyage™ 200. global Solution 12183: Deleting Files from the Text Editor on the TI-89 Family, TI-92 P...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12183
Solution 16829: Availability of the TI-86 Finance Application.
... note the Finance application for the TI-86 requires activation after installation. Once activated, the application can be run by using the "FIN" command on the MATH menu. This finance ASM program expands the TI-86's feature set to include Time-Value-of-Money(TVM), uneven cash flows, amortizatio...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/16829
Solution 14243: Drawing a Pictograph On The TI-73 Explorer™.
...nd seven other cities in North America. Use a vertical pictograph to display the results. Create a categorical list called City using the following. Make sure to surround the first list element with quotation marks. This list will be symbolized with a lowercase "c" next to the title of the list:...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14243
Solution 12176: Using the Numeric Solver on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
Solution 12176: Using the Numeric Solver on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators. Solution 12176: Using the Numeric Solver on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators. global Solution 12176: Using the Numeric Solver on the TI-89 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12176
Solution 14291: Performing Cosecant, Cotangent and Cosine Functions on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...g csc(60) will return the result of 1.1547. Please Note: The results provided above are based on the calculator being in DEGREE Angle mode and APPROXIMATE Exact/Approx mode. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. Solution 14291: Performin...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14291
Solution 12172: Using the Ans() function on the TI-89 Titanium and Voyage™ 200 Graphing Calculators.
Solution 12172: Using the Ans() function on the TI-89 Titanium and Voyage™ 200 Graphing Calculators. Solution 12172: Using the Ans() function on the TI-89 Titanium and Voyage™ 200 Graphing Calculators. global Solution 12172: Using the Ans() function on the TI-89 Titanium and Voyage™ 200 G...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12172
Solution 12171: Use of the Angle( Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...do 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 coord...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.
Solution 11826: Calculating nth Power and Roots Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators. Solution 11826: Calculating nth Power and Roots Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators. global Solution 11826: Calculating nth Po...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11826
Solution 16532: Graphing a Partial Sum of a Sequence on a TI-89 Family, TI-92 Family or Voyage™ 200 Graphing Calculator.
...llow the steps listed below. Example: Graph a partial sum of the sequence 1/(x^2) with a low of 1 and a high of 10. 1) Press [♦] [Y=].2) Press [2ND] [MATH] [B:Calculus].3) Choose 4: ∑( sum.4) Enter [1][ [÷] [ALPHA] [A] [^] [2] [,] [ALPHA] [A] [,][ 1] [,] [X] [)].Please Note: On the TI-92 family a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/16532
Solution 12170: Using the "and" Operator on TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...e Base Search How do I use the "and" operator on the 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 w...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12170
Solution 16189: Creating a 3D Graph of a Surface On a TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculator.
...equation [y][^][2][-][x][^][2] in z1. 4) Press [♦][GRAPH]. The graph can be viewed at different angles by pressing the arrow keys. Additional information on 3D graphing can be found in the TI-89 family, TI-92 family and Voyage 200 guidebooks. Solution 16189: Creating a 3D Graph of a Surface ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/16189
Solution 11822: Algorithm Used for the propFrac() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... propFrac() function on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The propFrac() function uses polynomial division with remainder to determine the quotient polynomial and the numerator of the resulting fraction. For additional information on using this and other functi...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11822