Solution 12134: Using Strings on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...matically store user input as a string and do not require the user to enter quotation marks. A string cannot be evaluated mathematically, even if it appears to be a numeric expression. For example, the string "61" represents the characters "6" and "1", not the number 61. Although strings such a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12134
Solution 11814: Sorting Columns in a Data, List, or Matrix Variable Using the TI-89 Family, TI-92 Plus, or Voyage™ 200.
...se follow the examples listed below. To sort a single column: X list = {4, 16, 2, 5} Y list = {car, ape, bed} • Access the Data/Matrix Editor. If the Apps Desktop is active, press [APPS] and select the "Data/Matrix Editor". If the Apps Desktop is not active, press [APPS] and select "6:Data/Matrix...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11814
Solution 12095: Finding Limits with Direction on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ng calculators? The example below will demonstrate how to input limits with direction on these calculators. Example: Find the limit of x/(x-3) as x approaches 3 from the left, right, and both sides. To find the limit command, please press [F3:Caclulus] and select [3:limit(]. From the left: lim...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12095
Solution 12088: Correcting a "Domain Error" when Performing Number Base Conversions on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
...main error when performing number base conversions on the TI-89 family, TI-92 Plus, and Voyage 200 graphing calculators? If the calculator is set to APPROXIMATE, it will return a Domain error when performing a base conversion. To check the mode setting:• Press [MODE].• Scroll down to the Exact...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12088
Solution 14289: Backing Up the Memory of a TI-73 Family Calculator by Saving to Another TI-73 Family Model.
...ry: RAM (Random Access Memory) and F-ROM (Flash Read Only Memory). RAM includes all lists, programs, variables and equations. F-ROM includes software applications (APPS), such as the CBL/CBR APP. The instructions below display how to back up the memory from one TI-73 or TI-73 Explorer to another....https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14289
Solution 12057: Fraction to Decimal Conversions on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ever, conversions can still be performed on these calculators. To convert a decimal number to a fraction: 1) Press [MODE]. 2) Scroll down to Exact/Approx. 3) Choose Exact to convert to fraction form . 4) Input a decimal number and press [ENTER]. To convert a proper or improper fraction to a d...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12057
Solution 12075: Viewing the Data Collected with the Calculator-Based Ranger™ (CBR™) and the Ranger Program on the TI-89 Family Calculators.
...r-Based Ranger (CBR) in the Ranger program on the TI-89 family calculators: • After the graph is displayed, press [ENTER]. • On the menu screen that appears, select 4. Main Menu. • On the Main Menu, select 6: QUIT. The calculator will display where the different data is located: L1 = Time L2 = ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12075
Solution 12046: Calculating Two-Variable Statistics on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ing the TI-89 family, TI-92 family, and Voyage 200. Data for this Example: x values: {5, 9, 7, 11} y values: {12, 15, 14, 17} To Solve: 1) Press [APPS] use the arrows to select [Data/Matrix Editor] and press [ENTER]. 2) Choose [3: New] then press [Enter]. 3) Press [Down Arrow] [Down Arrow] to...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12046
Solution 12045: Calculating the Numeric Derivative (nDeriv) on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... on the TI-89 family, TI-92 Plus, and Voyage 200 graphing calculators? To find a numeric result for a derivative at a given value, use the WITH ( | ) function. Example: To find the numeric derivative of 2x3 when x=2, enter the following: nDeriv(2x^3, x)|x=2 or d(2x^3,x)|x=2 (The d( ) funct...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12045
Solution 12042: Algorithm for Summation on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ill demonstrate how to use and compute summations using the TI-89 family, TI-92 family, and Voyage 200 graphing calculators. The syntax for the å ( function, which is accessed by pressing [2nd] [MATH] [B] [4], is as follows: å(expression, variable, lower limit, upper limit) Example: To find...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12042
Solution 12136: Factoring an Expression on the TI-89 Family and Voyage 200 Graphing Calculators.
...ctor(5x+x*y). If the multiplication sign is omitted between x and y, the calculator will consider xy to be one variable, not "x times y".3) To factor functions which may result in complex (imaginary) solutions, use the cfactor() command located under the MATH/Algebra/Complex menu.Please see the T...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12136
Solution 11869: Performing Unit Conversions On The TI-89 Family,TI-92 Family, and Voyage™ 200 Graphing Calculators.
...units for which a conversion is not specified will be displayed according to the defaults. Exception: To convert a temperature value, the tmpCnv() function must be used instead of the conversion operator. For more information on the temperature units conversion, read the case entitled Inconsis...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11869
Solution 11756: Finding the Sum, Difference, and Product of Two or More Matrices on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...m, difference, and product of the following two matrices: Solution: First, enter matrices A and B: 1) On the TI-89 and TI-92 family, press [APPS] [6] [3]. On the TI-89 Titanium and Voyage 200, press [APPS] to display the Apps Desktop, then select Data/Matrix Editor App and press [ENTER...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11756
Solution 12130: Difference Between the FIX and FLOAT Display Digits Mode Settings on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...tting is FLOAT 6, which means that results are rounded to a maximum of six digits. The [MODE] key can be used to select different settings which will apply to all exponential formats.Internally, the device calculates and retains all decimal results with up to 14 significant digits (although a max...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12130
Solution 12124: Computing the Average Rate of Change of an Expression on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... How do I compute the average rate of change of an expression on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? Use the avgRC() function to compute the average rate of change of an expression. This function is found under [CATALOG].The syntax of the avgRC function is avgRC(e...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12124
Solution 12117: Cause of the Signature Error on the TI-89 Family, TI-92 Plus, or Voyage™ 200 Graphing Calculators.
...ting system to a TI-89 family, TI-92 Plus, or Voyage 200 from a computer, the calculator must be on the Home screen. The signature error message will appear if the calculator is put in Receive mode. The only time the calculator should be put in Receive mode is when the code is being sent from an...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12117
Solution 12116: Calculating Weighted Mean Using the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
... X values: {87, 74, 95} Y values: {65, 25, 10} Refer to the steps provided below to calculate the student´s weighted mean in this class: 1) Press [APPS] [6] [3]. (If the Apps Desktop is on, press [APPS], select "Data/Matrix Editor"). 2) Scroll down to "3:New" and press [ENTER]. 3) In the box b...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12116
Solution 10349: Calculation Method Used by the Polynomial Root Finder on the TI-85 and TI-86.
...he built-in eigenvalue solver. The coefficients of the polynomial are used to create what is called a "companion matrix". Basically, the coefficients appear across a row or column (there are variations) and the rest of the matrix is all zeros except for a pattern of ones just off the main diagona...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10349
Solution 12115: Calculating the Transpose of a Matrix using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...to transpose a matrix using the TI-89 family, TI-92 Family, and Voyage 200. For this example use the matrix below: To enter the matrix: 1) If the Apps Desktop is on, press [APPS], highlight Data/Matrix Editor, then press the [ENTER] key. (If your Apps Desktop is turned off, press [APPS][6][3]...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12115
Solution 10579: Entering Absolute Values using the TI-85 and TI-86 Graphing Calculators.
... I input absolute values using the TI-85 and TI-86 graphing calculator? The instructions below demonstrate how to use the abs function to obtain the absolute value using the TI-85 and TI-86. Example: Find |-6| • Press [2nd][MATH][F1][F5] • Input -6 • Press [ENTER] for t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10579
Solution 12113: Calculating 1-Variable Statistics with Frequencies on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
..., TI-92 Plus and Voyage 200 graphing calculators. Example: x values: 5, 8, 9, 12, 13, 15 Frequencies: 4, 1, 5, 2, 6, 3 Input the data: 1) Press [APPS] [6] [3]. (If the Apps Desktop is on, select Data/Matrix Editor, and choose [3]). 2) Press the down arrow twice. 3) In the box beside variable...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12113
Solution 10352: Inputting Complex Numbers on the TI-85 or TI-86 Graphing Calculators.
...oncache/networkv2/16x16/link_edit.png","disabledIcon":"/temp/link_edit_disabled16x16.png","isDivider":false,"tooltip":"Edits the link destination and appearance","type":""},{"click":"chrome:field:editcontrol({command:\"webedit:clearlink\"})","header":"Clear Link","icon":"/temp/iconcache/networkv2...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10352
Solution 12109: Accuracy Information for the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ts can be stored. Other window variables use 14 digits.• When a floating-point value is displayed, the displayed value is rounded as specified by the applicable mode settings (Display Digits, Exponential Format, etc.), with a maximum of 12 digits and 3-digit exponent.• RegEQ displays up to 14-dig...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12109
Solution 10453: Designing an Ellipse Using the Geometry Section of the TI-92.
...y section of the TI-92? Please refer to the following steps to design an ellipse on the TI-92: • Open the Geometry Section of the TI-92 by pressing [APPS] [8] • Select '3: New...' • Select a name for this variable and press [ENTER] • Construct a circle. (Press [F3] and select '1: Circle' ) • Co...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10453
Solution 12062: Calculating Median-Median Regression Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... family, and Voyage 200. Data for this example: X values = {5, 9, 20, 25, 30, 35, 41} Y values = {4, 31, 42, 39, 20, 55, 73} Solution: 1) Press [APPS] [6] [3] (If the Apps Desktop is on, press [APPS], select "Data/Matrix Editor", and press [3]). 2) Scroll down to "3:New" and press [ENTER]. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12062