Solution 13980: OS Restore in TI Connect™ for Macintosh® not Detecting Calculators Without the Operating System.
...ectivity cable? Follow the below steps to get the device recognized by TI OS Restore: • Unplug the TI Connectivity Cable from the device and from the computer• Turn off then turn on the calculator• Plug the cable into the calculator• Plug the cable into the computer• Wait about 20 seconds to see ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/13980
Solution 38856: About TI Rechargeable batteries sold through Amazon
Solution 38856: About TI Rechargeable batteries sold through Amazon Solution 38856: About TI Rechargeable batteries sold through Amazon global Solution 38856: About TI Rechargeable batteries sold through Amazon website ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/38856
Solution 31051: Unexpected Answer Returned When Calculating Negative Roots Using the TI-Nspire™ Family and TI-89 Family In Rectangular Mode.
...ever, calculating the cubed root of -27 while in real mode will return the answer of -3. The calculator was designed to give these results. When the complex mode is set to rectangular, the calculator is designed to return the principal branch. When the complex mode is set to real, the calculator...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/31051
Solution 30731: Using the TI-Nspire™ CX Reset Button.
Solution 30731: Using the TI-Nspire™ CX Reset Button. Solution 30731: Using the TI-Nspire™ CX Reset Button. global Solution 30731: Using the TI-Nspire™ CX Reset Button. website Home | TI-Nspire™ family of...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/30731
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 34391: Troubleshooting Difficulties updating TI-Nspire™ Family Handheld Units With Older Operating Systems.
...I-Nspire family 3.1 OS. 4) If the current OS is 3.0 or later download the latest TI-Nspire family OS. 5) Once downloaded, connect the handheld to the computer using the USB cable and verify the cable is completely pushed into the TI-Nspire and is a tight fit. If it is not completely pushed in the...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34391
Solution 34971: Steps to Graph a Linear Inequality in Terms of x on the TI-Nspire™ Family.
... [x] [>] [1] and press [Enter]. 4) Next press [Esc] to dismiss the text cursor and then highlight the text you have entered and your cursor should become an open hand. 5) Once you see the open hand press [Ctrl] then [Click] the center touchpad to change the cursor to a closed hand. 6) Move the...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34971
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 10390: Different File Extensions for the TI-83.
...Please Note: Files that are transferred to the calculators must have 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.) • ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10390
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 10631: Calculator Usage Guidelines for the ACT® test.
...ting room, and to ensure fairness for all test takers, the following types of calculators are not permitted: • Pocket organizers• Handheld or laptop computers• Electronic writing pads or pen-input devices• Calculators built into cellular phones or other wireless communication devices• Models wi...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10631
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 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 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 11883: Graphing Calculator Seems to Slow Down When the TI Connectivity Cable is Inserted.
...se Search Why does my graphing calculator seem to slow down when the TI connectivity cable is attached? If the TI Connectivity cable is not completely inserted into the I/O port, it can cause the graphing calculator to appear to "slow down". The graphing calculator will usually respond ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11883
Solution 11410: Benefits of Calculator Software Applications (Apps) Over User-created Programs.
...M, rather than user RAM, so they keep user RAM available to store data. Apps cannot be accidentally removed from Flash ROM by resetting the RAM or by completely draining the batteries (dead batteries). Apps can be much more powerful and faster than a user-defined program. Apps have been developed...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11410
Solution 39479: Update the Operating System (OS) on multiple TI-Nspire CX Family Calculators using TI-Nspire CX Premium Teacher Software.
...uments. • Download the latest version of TI-Nspire CX, TI-Nspire CX CAS, TI-Nspire CX II, or TI-Nspire CX II CAS OS. • Connect the calculators to the computer via USB cable or TI-Nspire CX Docking Station. • Open the TI-Nspire CX Premium Teacher Software. • Click [Window] [Content Workspace] • ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/39479
Solution 11877: Battery Voltage Required to Power a TI Graphing Calculator.
...he equivalent of four AAA batteries. When the battery power decreases through use, the contrast on the calculator's screen may need to be adjusted to compensate for the loss of power. In most cases, the batteries will need to be changed when the reduction in voltage reaches about 4.0 to 4.2 volts...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11877