Solution 32931: Computing Cross Product Using the TI-Nspire™ Family Products.
...List1 and List2 must have equal dimension, and the dimension must be either 2 or 3. Both Vector1 and Vector2 must be row vectors, or both must be column vectors. Both vectors must have equal dimension, and the dimension must be either 2 or 3. Please see the TI-Nspire CX, TI-Nspire CX CAS, TI-Nsp...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/32931
Solution 32991: Computing Cross Product on the TI-Nspire™ Family.
... List1 and List2 must have equal dimension, and the dimension must be either 2 or 3. Both Vector1 and Vector2 must be row vectors, or both must be column vectors. Both vectors must have equal dimension, and the dimension must be either 2 or 3. Please see the TI-Nspire CX, TI-Nspire CX CAS, TI-Nsp...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/32991
Solution 33931: Calculating and Graphing a Quadratic Regression on the TI-Nspire™ Family Products.
... 75; 80; 95} y= {4; 9; 20; 31; 55; 42; 73} To enter the data: 1) Press [home], select List & Spreadsheet, and press [enter]. 2) Enter the data in Column A and Column B, pressing [enter] after each entry. 3) Press the up arrow until you highlight cell A. 4) Input [x] to name Column A and press [e...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33931
Solution 34714: Correcting ERR: MEMORY on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...here is not enough memory to perform the instruction or function. To increase available memory delete the contents of any variable (real or complex number, list, matrix, Y= variable, program, Apps, AppVars, picture, graph database, or string). To do this follow these steps: 1) Press [2nd] then [...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/34714
Solution 34032: Calculating the Eigenvalues and Eigenvectors of a Matrix Using the TI-Nspire™ Family Products.
...a matrix using the TI-Nspire family products, please follow the steps below. The matrix for this example is as follows: • Press [home], 1: New Document, 1: Add Calculator. • Press [menu], 7: Matrix & Vector, 1: Create, 1: Matrix. • Input 3 for Number or rows and 3 for Number of columns. Press...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34032
Solution 26350: Recommendation for Disinfecting TI Handheld Products.
...family of products Knowledge Base Knowledge Base Search How can I disinfect TI handheld products? Texas Instruments is concerned about the health and safety of students using personal and school-owned calculators and recommends cleaning methods that meet C...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/26350
Solution 34192: Using the Program Catalog on the TI-Nspire™ Family Products.
...enu] >> 2: Check Syntax & Store >> 1: Check Syntax & Store and save • Click [doc] [5 Save As...] then next to [File Name:] enter a name for your document. Please Note: If [Save In:] is not set to "MyLib" press [Tab] 4 times then select "My Lib" from the list of folders and press [Enter]. If yo...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34192
Solution 34193: Restoring Default Settings on the TI-Nspire™ Family Handhelds.
... Knowledge Base Search How do I restore the default settings on the TI-Nspire family handheld? To restore the default settings for documents on the TI-Nspire, please follow the steps below. • Press [home] which is the button with the picture of the house. • Press 5: Settings. • P...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34193
Solution 34232: Finding Common Denominators on the TI-Nspire™ CAS Family.
...ire CAS family? To find common denominators use the comDenom command on the TI-Nspire CAS. This command returns a reduced ratio of a fully expanded numerator over a fully expanded denominator. The syntax for comDenom is listed below. comDenom (expression1 [, var]) The example below will demon...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34232
Solution 23530: Examples and Differences Between Expressions, Equations and Inequalities.
...uality? In mathematics, an expression is a general term for any well formed combination of mathematical symbols. It may consist of just one or more numbers, variables, operators, functions, and their arguments that evaluate to a single answer. For example: A + 2A An equation is a mathematical st...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/23530
Solution 35934: Correcting a Domain Error When Using the lcm() or gcd() Command on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators?
...istA},{listB}) gcd({list}, value) lcm(valueA,valueB) lcm({listA},{listB}) lcm({list}, value) Please Note: If any of the values used are negative numbers, decimal numbers, or numbers larger than 1E12, it will give a domain error. To correct this, you will need to change any incorrect values in...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/35934
Solution 36476: Resolving a Nonreal Answer/Ans Error on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... When entering calculations in real mode, "ERROR: NONREAL ANSWERS" or "ERR:NONREAL ANS" is returned if the answer to a problem contains an imaginary number. For example, if your calculator is in real mode, and you try to compute for the square root of negative one, you get the following error mes...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/36476
Solution 19189: Using the TI-84 Plus Silver Edition Faceplate on the TI-83 Plus Family Graphing Calculators.
...ition Graphing Calculators. If a faceplate was purchased for the wrong calculator, please see the Return Policy for Items Purchased from Texas Instruments Knowledge Base case for information on how to receive a refund. Solution 19189: Using the TI-84 Plus Silver Edition Faceplate on the TI-83 ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/19189
Solution 39837: How to clean up "leaky" AAA or AA batteries on a TI calculator
...ubstance is actually a base (alkaline), not an acid. How can I help prevent alkaline batteries from leaking or corroding in my calculator? Texas Instruments recommends removing batteries from a calculator that will be stored or otherwise not in use for three months or more. Additionally, never e...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/39837
Solution 35914: Calculating the Central Difference Quotient of an Expression on the TI-Nspire™ CAS Family.
... 2) Press [doc] [7] [2]. 3) Press [▼] [►] select Radian and press [enter] [enter]. When using the central difference quotient formula it returns the numerical derivative. 1) Press [catalog] [C] and scroll down to centralDiff( and press [enter]. 2) Press [trig] [►] [enter]. 3) Press [X] [►]. 4) P...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35914
Solution 39258: Create a New TI-Nspire Navigator Class Database.
...] to open the run dialog then type the text below in the dialog then click [OK]:%localappdata%3) In the above folder rename or delete the "Texas Instruments" folder which contains the TI-Nspire Navigator class database.Mac:1) Close the TI-Nspire Navigator Teacher Software if it is open2) Launch [...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/39258
Solution 10389: Differences in Features Between the TI-82 and TI-83.
...names to lists, attach formulas to lists, and enter 999 elements (compared to 99 on the TI-82)• Logistic Regression and Sine Regression• More random number generator functions• An alphabetical CATALOG menu of all graphing calculator instructions• Ability to evaluate complex numbersAdvanced statis...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10389
Solution 10390: Different File Extensions for the TI-83.
...ave these extensions to function correctly. TI-83: • .83b Backup memory image • .83c Complex variable • .83d GDB (graph database) • .83e Expression (numbers, equations, etc.) • .83f Function (Y-Vars, user-defined functions, etc.) • .83g Group • .83i Picture • .83l List • .83m Matrix • .83n Number...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10390
Solution 29710: Calculating Combinations and Permutations on the TI-Nspire™ Family Products.
...d be calculated using combinations, since the order of the people being chosen doesn't matter. The equation is nCr = (n!)/((n-k)!k!), where n is the number of participants, and k is the number of people we are choosing. On the calculator screen: 1) Press [Menu] [5] [3] to select nCr( 2) Input 1...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/29710
Solution 37715: Program commands that use the left and right parentheses display an unexpected syntax error on the TI-84 Plus CE™.
...y be an expectation that some syntax entry is valid when in fact it is not.Example:• Create TI-Basic programs with various formats of Wait command argument.• Enter valid input:Wait (500/4076*60)Wait 500/4076*60 • Invalid input:Wait (X)+5Notice here, the right parenthesis is a signal in TI-Basic t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/37715
Solution 10391: Linking a TI-83 Family or TI-84 Plus Family Graphing Calculator to a TI-82 Graphing Calculator.
...ator, the receiving unit reinterprets it as sin(X+5. Without a closing parentheses after X, the receiving unit interprets this as sin(X+5), not the sum of 5 and sin(X). If a TI-82 instruction that the TI-83 family / TI-84 Plus family calculator cannot translate is transmitted, the ERR:INVALID m...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10391
Solution 38395: Sending Unprompted Files from a TI-Nspire Family Handheld and Viewing them within TI-Nspire Navigator Family Software.
...t login a student into the class session by pressing [Home] [5 Settings] [5:Login] and enter the students user-name and password. 2) Next open the document you wish to send on the TI-Nspire Family handheld. If it is an open document you can press [4 Current] from the Home screen. For a saved docu...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/38395
Solution 10631: Calculator Usage Guidelines for the ACT® test.
...h built-in Computer Algebra Systems (capability to simplify algebraic expressions, multiply polynomials, or factor polynomials).Specific Texas Instruments graphing calculators prohibited for use on the ACT test include the TI-89, TI-89 Titanium, TI-92, TI-92 Plus, Voyage™ 200, TI-Nspire™ CAS wi...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10631
Solution 10642: Educational Technology Use Guidelines for College Board® Examinations.
...gy may I use on College Board examinations? A variety of College Board examinations now permit the use of educational technology, such as Texas Instruments graphing calculators. Test takers are encouraged to bring their Texas Instruments approved calculator with them to the exam, even if they do...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10642
Solution 33551: Finding the Arc Length of an Expression on the TI-Nspire™ CAS Family Line.
...engths of each element of the list from start to end, with respect to var. Regardless of the graphing mode, arc length is calculated as a integral assuming a function mode definition. The syntax of the arcLen() function is as follows: arcLen(expression1,var,start,end) arcLen(list1,var,start,end...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33551