Solution 12652: Decimal Degrees (DD) to Degrees, Minutes, Seconds (DMS) Conversions on the TI-81.
...1:Prgm1:DMS:Disp "DEGREE":Input D:Disp "MINUTES":Input M:Disp "SECONDS":Input S:D+M/60+S/3600->D:Disp D2. The following program adds decimal degrees into DMS conversions to the TI-81:Prgm2:DD:Disp "DECIMAL DEGREE":Input I:IPart I->D:(FPart I)*60->M:IPart ((FPart M)*60)->S:IPart M->M:D+M/100+S/100...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12652
Solution 13326: Using the RandSeed Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...9 family, TI-92 family and Voyage 200 graphing calculator? The RandSeed function can be found under the Math menu and under Probability. The proper syntax for using the RandSeed function is listed below: RandSeed number The RandSeed function sets the seed value for the random-number generator fun...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13326
Solution 12651: Clearing the Memory on the TI-81.
...+] key. A screen will be displayed with the options to reset the graphing calculator or return to the home screen. This screen will also show the amount of available memory and how much memory is being used by the STAT editor and the PRGM editor. If option 2. Reset is selected, the memory of the ...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.
... [F4] and FMAX (maximum) over [F5]. To find the zero of the function: 1) Press [F1] and the Left Bound? prompt is displayed. 2) Move the cursor onto the function for which the root is being computed by pressing the up or down arrow. The number of the graph selected will be display in the top...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.
... Knowledge Base Search How do you use the randMat() function on the TI-89 family, TI-92 family and Voyage 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...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13323
Solution 12650: Calculating Trigonometric Functions on the TI-81.
...lculations in both Radian and Degree mode. For Degrees: 1) Press the [MODE] key. Press the [down arrow] key 2 times. 2) Highlight Deg and press the [ENTER] key, this changes the mode from a default of radian to degree for the measurement of angles. 3) Press the [2nd] key and the [CLEAR] key to re...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12650
Solution 13321: Using the Rand() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
... Knowledge Base Search How do you use the rand() function on the TI-89 family, TI-92 family and Voyage 200 graphing calculators? The syntax for the rand() function is listed below.rand([n])Where n is an integer ¹ 0 • With no specified n, rand() returns the next random number betwee...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13321
Solution 12649: Calculating One-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] [ENTER] [1] [ENTER] [5] [2] [ENTER] [1] [ENTER] and ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12649
Solution 10420: Correcting the Error "Cannot Transfer. The File Format is Invalid" When Sending the Advanced Statistics Program to the TI-86
...-86 group files, so the error, Cannot transfer. The file format is invalid will appear when attempting to transfer this program by dragging its icon onto the TI Connect shortcut icon.To correct the issue, ungroup the TI-86 Advanced Statistics program by double-clicking on it. This will ungroup ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10420
Solution 13305: Inserting and Deleting a Row, Column, or Cell in the Data/Matrix Editor on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
... a TI-89 family, TI-92 family or Voyage 200 calculators? Inserting a Row or Column: The new row or column is inserted before the row or column that contains the highlighted cell. In the Data/Matrix Editor: 1) Move the cursor to any cell in the applicable row or column 2) Press [2nd][F6] and sel...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13305
Solution 12648: Calculating Linear Regressions on the TI-81.
...1? 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) Enter STAT edit mode by pressing [2nd] [STAT].2) Scroll to DATA.3) Press [1].4) Enter the data as x-y coordinates 1...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12648
Solution 13180: Sharing Applications Between the TI-89 Family Graphing Calculators.
...n the calculator that will be sending the App: 1) Press [2ND] [VAR-LINK] to access the link menu. 2) Press [2ND] [F7] to access the list of Apps currently installed on the calculator. 3) To select the App(s) to be transferred, use the arrow keys to highlight the desired App and press [F4] to ensu...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.
... Knowledge Base Knowledge Base Search How can I graph functions using the TI-80 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 t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12645
Solution 10417: Calculating Two-Variable Statistics on the TI-86
...xample 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 into the TI-86:1) Enter STAT mode by pressing [2nd] [STAT]. 2) Press [F2] to select Edit. 3) Enter the data in the xStat and yStat l...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10417
Solution 13062: Solving a System of Equations on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Using the Gauss-Jordan method.
..., 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 the Gauss-Jorda...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.
...do I perform Degree, Minutes, Seconds (DMS) conversions with the TI-85 and TI-86? The TI-85 and TI-86 recognize a number as DMS when that number is entered using a single quote after each value. For example, 15'12'8' would be interpreted as 15 degrees, 12 minutes and 8 seconds. The ' symbol ca...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10424
Solution 12184: Algorithm for the Exec Command on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...owledge Base Search What is the Exec command 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 seri...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12184
Solution 14240: Converting Between Fractions and Decimals on the TI-73 Explorer™.
...a fraction answer? The TI-73 Explorer can convert any fraction to a decimal. However when converting a decimal to a fraction, if a fractional equivalent of a decimal does not exist, the calculator returns the same digits. The calculator also only recognizes and converts (if possible) the first t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14240
Solution 11832: Correcting an "Undefined Variable" Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... 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) Press [ENTER]. Once the defaults have been reset, try the problem ...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.
...r-Link menu).• Scroll to the name of the text file to be deleted.• Press [←] (the backspace key, not the left arrow key) to delete the file.• Press [ENTER] to confirm that the file be deleted.Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. Solution...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12183
Solution 11831: Correcting an Address Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...mily: 1) Hold down the following keys [2nd] [] (right and left arrow keys). 2) Press [ON]. 3) Release all the keys at the same time. 4) Adjust the contrast, if necessary. On the TI-92 family and Voyage 200: 1) Press and hold [2ND]. 2) Press and hold [LOCK] (the little hand). 3) While holding b...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.
...function 2*sin(x):• Graph the function y=2*sin(x).• Press the [F2]• Select 1:ZoomBox• Move the cursor to any corner on the box to define, and press [ENTER]. The cursor changes to a small square, and the screen prompts for 2nd Corner?• Move the cursor to the opposite corner of the zoom box. As the...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12177
Solution 14243: Drawing a Pictograph On The TI-73 Explorer™.
...e 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: • Toronto • Mexico City • Los Angeles • ...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.
...PPS] [9] if the Apps Desktop is turned off. If the Apps Desktop is on, press [APPS] and select Numeric Solver. 2) At eqn: press [3] [0] [=] [5] [X] [ENTER].3) Move the cursor to the unknown variable and press [F2].The displayed answer will show 6.Please see the TI-89 family, TI-92 family and Voya...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12176
Solution 12172: Using the Ans() function on the TI-89 Titanium and Voyage™ 200 Graphing Calculators.
...tion on the TI-89 Titanium and Voyage 200 graphing calculators? The ans() function returns a previous answer from the Home screen history area.If an integer is used as an argument, it will specify which answer to recall. The valid range of integer that can be used is 1 to 99 and cannot be an expr...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12172