Solution 18329: Troubleshooting a Texas Instruments Graphing Calculator that Rapidly Drains Batteries.
... Knowledge Base Search How do I troubleshoot a Texas Instruments graphing calculator that rapidly drains batteries? The most common causes of rapid battery drain are programs/games, mismatched batteries, and negative charge build up. If a calculator is experiencing rapid ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/18329
Solution 34537: Attaching a Formula to a List Name in Stat List Editor on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...R]. • Press [ALPHA] [+] to access ". • Press [2ND] [1] [+] [2ND] [2] to enter L1+L2. • Press [ALPHA] [+]to enter the closing " followed by [ENTER] to complete the formula entry. Please Note: If a formula in quotation marks is displayed on the entry line, then a formula is already attached to the ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/34537
Solution 29850: Resolving Issues With TI-84 Plus Family Calculators That Display “Validating Operating System 100%” After An Operating System Update.
....To resolve this issue, simply transfer operating system version 2.55 MP to your TI-84 Plus Family calculator, and wait for the validation process to complete before pressing any buttons on the calculator. Also, when transferring the operating system to the calculator, you will see “Validating Op...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/29850
Solution 34331: Troubleshooting TI-SmartPad™ Application not Responding on Windows® 7 Platform.
...on it and [Right-Click] it and choose the option [Troubleshoot] • From the menu that appears select the option [Apply this fix] • Once the menu has completed choose [Close the troubleshooter] Please Note: If the device still has a yellow triangle exclamation point after completing the troub...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/34331
Solution 34711: Troubleshooting Error: Archived on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators
... *asterisk in front of it which indicates it is archived. 5) Press [ENTER] to unarchive and remove the asterisk. The program, variable, or data has become unarchived once this asterisk is removed. 6) Once done press [2nd] then [mode] to exit and try executing the program or using the variable or ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/34711
Solution 34714: Correcting ERR: MEMORY on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...en when there 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 [2n...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.
...ter]. Note: If you receive the following error, you will need to change the document settings. Please follow the steps below to change the real or complex mode to Rectangular. • Press [home], 5: Settings, 2: Document Settings. • Scroll or tab down to Real or Complex and select Rectangular. ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34032
Solution 34192: Using the Program Catalog on the TI-Nspire™ Family Products.
... until you can no longer click it then press [Tab] 4 times again and then select "My Lib". • Press [Tab] then [Enter] to save. • After the save is complete press [doc] [6 Refresh Libraries] To access a stored program from the program catalog, follow these steps: • From the home screen, choose...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34192
Solution 34853: Executing a Program on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...e busy indicator will be on. Please Note:The ANS (Last Answer Variable) is updated during a program execution. The last entry is not updated as each command is executed. Additional Note: The TI-83 Plus and TI-84 Plus family of graphing calculators check for errors during program execution only....https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/34853
Solution 23530: Examples and Differences Between Expressions, Equations and Inequalities.
... How to tell the difference between an expression, equation, and inequality? 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...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/23530
Solution 36476: Resolving a Nonreal Answer/Ans Error on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...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 message: To resolve this error, first, ensure that the problem is entered...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.
... Can I use the TI-84 Plus Silver Edition Faceplate on the TI-83 Plus family graphing calculators? The TI-84 Plus Silver Edition Faceplates are not compatible with the TI-83 Plus family graphing calculators. The TI-84 Plus Silver Edition faceplates can only be used on the TI-84 Plus Silver Edit...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
...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 expose you...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/39837
Solution 36921: TI-84 Plus CE when at low battery may display an Xmit error.
...mit error? In certain low battery conditions (technically below the <5% threshold of remaining battery), if a user attempts to perform a unit to unit communication the communication/transaction may not complete.When encountering a low battery situation, the system notifies the user that they shou...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/36921
Solution 40351: Statement on California Proposition 65
...nstruments calculators carry a warning for California’s Prop 65? There is no Proposition 65 warning on Texas Instruments calculators because they are compliant. TI calculators are tested for CA Proposition 65 substances, and they do not contain chemicals that are listed as harmful to people and t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/40351
Solution 35994: Using the Constraint "|" Operator with Defined Derivative Function Gives Unexpected Answer on the TI-Nspire™ CAS Family.
...owever the calculator will return an answer of positive 14. The reason for this is when entering the constraint of x=k, the TI-Nspire CAS is actually computing the expression below: derivative(derivative(1/k*k^3-9*k^2+15*k*k,k),k) To receive the expected answer, you must first simplify the expre...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35994
Solution 10389: Differences in Features Between the TI-82 and TI-83.
...on to the horizontal split screen)• An interactive Equation Solver• Ability to give 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 ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10389
Solution 10391: Linking a TI-83 Family or TI-84 Plus Family Graphing Calculator to a TI-82 Graphing Calculator.
...ists L1 through L6 with up to 99 elements can be transferred from a TI-83 family / TI-84 Plus family calculator to a TI-82 using the Lists to TI82... command in the LINK Send menu. The software that enables this communication is built into the TI-83 family / TI-84 Plus family calculator. The o...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10391
Solution 37716: Scrolling a large list on the TI-84 Plus CE™ home screen displays odd information.
Solution 37716: Scrolling a large list on the TI-84 Plus CE™ home screen displays odd information. Solution 37716: Scrolling a large list on the TI-84 Plus CE™ home screen displays odd information. global Solution 37716: Scrolling a large list on the TI-84 Plus CE™ home screen displays od...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/37716
Solution 33791: Using the Floor ( ) Function on the TI-Nspire™ Family Products.
...rns the nearest integer that is less than or equal to its argument. This function is identical to the int ( ) function. The argument can be a real or complex number, a number, a list or a matrix. The proper syntax for the floor function is floor(expression). Example 1: Floor (2.14) 1) Press [ho...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33791
Solution 11307: Calculator Software Applications (Apps) Bundled with the TI-84 Plus Silver Edition Graphing Calculator.
...ge Base Search What Calculator Software Applications (Apps) are preloaded with the TI-84 Plus Silver Edition? The TI-84 Plus Silver Edition comes preloaded with the following Apps: • Area Formulas App • Cabri™ Jr. App • Catalog Help App • CellSheet™ App • Conic Graphing App • Fundamen...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11307
Solution 11483: Correcting the Error Message "TI-83 Plus or TI-89 detected, but could not get status" Using the TI Connect™ Software for Windows®.
...nect is installed on the PC. If using a TI-83 Plus family calculator: • Connect the TI Connectivity cable to the TI-83 Plus family calculator and the computer. • Do not start the TI Connect software. • Download the TI-83 Plus family v1.19 OS onto the PC's desktop. **Force the TI-83 Plus family ca...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/11483
Solution 11954: Differences Between the TI-83 Plus Family, TI-84 Plus Family and TI-86.
Solution 11954: Differences Between the TI-83 Plus Family, TI-84 Plus Family and TI-86. Solution 11954: Differences Between the TI-83 Plus Family, TI-84 Plus Family and TI-86. global Solution 11954: Differences Between the TI-83 Plus Family, TI-84 Plus Family and TI-86. website ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11954
Solution 11896: Standards Used to Verify Functionality of Graphing Calculators.
...ts. This protocol serves to provide TI with a level of confidence in not only product functionality but also the accuracy of the documentation that accompanies the product. As noted in the warranty statement, TI does not warrant products to be fit for a particular purpose nor does TI warrant soft...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11896
Solution 35314: Finding Critical Points Using the TI-Nspire™ CAS Family.
...ates how to use the differentiate and solve functions to find critical points. Example: Find the critical points using the solver and differentiation commands on the home screen for the following function: f(x)= x^3+x^2-5x-5 The first step to finding the critical points is to differentiate the ab...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35314