Solution 10650: Proving Ownership of Lost/Stolen Calculators.
... Are there any means of proving ownership of lost/stolen TI calculators? Texas Instruments does not register serial numbers for TI calculators Please Note: Texas Instruments does not replace stolen/lost calculators. If you have questions about your TI product, plea...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10650
Solution 33631: Evaluating an Expression in the Graphs Application using the TI-Nspire™ Family Products.
...using a TI-Nspire family products? To evaluate an equation (find the output of a specific input) from the graphs application, please follow the steps below. For example: Find ¦(2.43) for ¦(x)= 2x^2+4x+7. • From the home screen press 1: New Document, 2: Add Graphs. • Next to ¦1(x)=, input [(-)][...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33631
Solution 33633: Finding the Reflection of a Point Using the TI-Nspire™ Family Products.
... reflection of a point using the TI-Nspire family products? To find the reflection of a point using the TI-Nspire family products, follow the example below. • From the home screen, press 1: New Document, 2: Add Graphs or 3: Add Geometry to add a Graphs or Geometry application. • If you added a G...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33633
Solution 33791: Using the Floor ( ) Function on the TI-Nspire™ Family Products.
...function returns 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) ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33791
Solution 33851: Calculating the Inverse of a Function using the TI-Nspire™ CAS Family Products.
...; however, there is a work around if using the TI-Nspire CAS family products. For example: Find the inverse of f(x) = 5/x+10 follow the steps listed below. 1) [f] [(] [x] [)] [: =] [5] [/] [x] [+] [1] [0] 2) [menu] [3: Algebra] [1: Solve] 3) [f] [(] [y] [)] [=] [x] [,] [y] [Enter] So, f -1(x)...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33851
Solution 12013: Resolving the "Does Not Exist" Error When Using the Start-Up Customization App on the TI-83 Plus and TI-84 Plus.
...tart-Up Customization app looks for a program, picture or app to run when the calculator is turned on. If this designated program, picture or app has been erased from the calculator, the Start-Up Customization "Does Not Exist" error message will be displayed every time the calculator is turned on...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12013
Solution 33872: Deleting TI-Nspire™ Documents from the TI-Nspire Family Handheld Units.
... How do I delete documents from the TI-Nspire family handheld units? To delete files from the TI-Nspire family handheld units, follow the steps below. To delete a single document: 1) Press [home] [2]. 2) Select the document you want to delete. 3) Press [del]. 4) Press [enter] to confirm d...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33872
Solution 12005: Unexpected Complex Answer Results (i Imaginary) on the TI-83 Plus, TI-84 Plus, and TI-84 Plus C Silver Edition.
...83 Plus, TI-84 Plus, and TI-84 Plus C Silver Edition not return -i when calculating i^7? The answer displayed when calculating i^7 is the complex number -3E-13-i. The real part, -3E-13, is an approximation of zero. Thus, -3E-13-i is the same as 0-i which is equal to -i. With certain computations...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12005
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®.
...r message "TI-83 Plus or TI-89 detected, but could not get status" using the TI Connect software for Windows®? The Operating System (OS) will need to be updated on the TI-83 Plus family or TI-89 calculator in order for the TI Connect software to detect the status. Try the following procedure to i...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/11483
Solution 11979: Purpose of the GarbageCollect Function on the TI-83 Plus Family, TI-84 Plus Family or TI-Nspire™ Handheld in TI-84 Plus Mode.
...s immediately, but the space is not actually available until after the next garbage collection. To use the GarbageCollect function, follow the steps below: 1) Press [2ND] [0] to display the CATALOG menu. 2) Press [TAN] to "jump" to the "G" category of the CATALOG menu. 3) Press [ENTER] to pas...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11979
Solution 38095: Graphing an Inverse Function on a TI-Nspire CX Family
... Search How do I graph the inverse of a function on a TI-Nspire CX Family? To graph the inverse of a function please follow the steps listed below: Please Note: The below steps will only work if you have the latest operating system. For steps on updating the handheld OS follow KB# 21390....https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/38095
Solution 11900: Troubleshooting a Texas Instruments Graphing Calculator That Will Not Turn On.
...ps can I try if the TI graphing calculator will not turn on or function properly? Please Note: Information on battery precautions and replacement can be found in the case entitled "Instructions for Replacing Batteries In a TI Graphing Calculator". For any graphing calculator, please ensure that ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/11900
Solution 34371: Using a Boolean Formula in a Spreadsheet with TI-Nspire™ Family Products.
...n a Spreadsheet with TI-Nspire Family Products? Example: 1) From the home menu, press [1]. 2) Select 4: Add Lists & Spreadsheet. 3) Enter list of numbers in column A. 4) Go to cell B1 and input [=][a][1][ctrl][<][0] and press [enter]. 5) Scroll up back to cell B1 and press [ctrl] [c] to copy th...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34371
Solution 11897: Size and Weight Specifications of Texas Instruments Graphing Calculators.
...e size and weight specifications of Texas Instruments graphing calculators? The dimensions and weights of the current graphing calculators are listed below. Graphing Calculator Size (HxWxL) (inches) ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11897
Solution 11943: Correcting "ERR:DOMAIN" When Attempting to Find the Inverse of a Matrix on the TI-83 Family and TI-84 Plus Family Graphing Calculators.
...ind the inverse of a matrix on the TI-83 family and TI-84 Plus family graphing calculators? When finding the inverse of a matrix, the [x-1] key must be used instead of pressing the sequence [^][-][1]. The [x-1] key is the official inverse key. The [^][-][1] sequence is only raising the matrix to...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/11943
Solution 35075: Finding the Midpoint or Perpendicular Bisectior of a Line or Segment for the TI-Nspire™ Family.
... family? The TI-Nspire family can calculate the midpoint or bisector of any line, segment, or side of a geometric shape. To do so, follow the steps below. • Create the line or segment. If unfamiliar with knowing how to create line segments please visit Creating Lines, Segments, Rays, and Vecto...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35075
Solution 11896: Standards Used to Verify Functionality of Graphing Calculators.
...ionality 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 software (firmware) to be error free. Please note that the testing protocol is proprietary; the...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11896
Solution 11890: Registering a Texas Instruments (TI) Graphing Calculator on the TI Online Store.
...tive materials and construction. It is not necessary to register your product to activate the warranty. Please retain your sales receipt, as you will be asked to provide it, should you need to make a warranty claim in the future. Texas Instruments uses the date of purchase to verify the warranty...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11890
Solution 35474: Using the nfMin() and nfMax() Function on the TI-Nspire™ Family Products.
... Knowledge Base Search How do I use the nfMin() and nfMax() function on the TI-Nspire family products? The nfMin() and nfMax() functions can be used to find the minimum or maximum values of a function, over a range specified by upper and lower bounds. The syntax for the functions is list...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35474
Solution 12216: Graph of nDer(sin(x)) on Graphing Calculators is Different in Degrees and Radians.
... Knowledge Base Search Why is the graph of nDer(sin(x)) different in degrees and radians? The graph is different in degrees and radians because the derivative is different. In radians, the derivative of sin(x) is cos(x). In degree mode, the derivative of sin(x) is (p*cos(x))/180. Th...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12216
Solution 11885: Guidelines and Precautions for Replacing Batteries in TI Graphing Calculators.
... Knowledge Base Search What are the guidelines and precautions for replacing batteries in TI graphing calculators? Follow the precautions below when replacing batteries in a graphing calculator: 1) Do not mix rechargeable and non-rechargeable batteries. 2) Install batteries accordi...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11885
Solution 35576: Calculating the Mean or Median of a List Using TI-Nspire™ Family Handhelds.
... How to calculate the Mean or Median of a List using TI-Nspire Family Handhelds? To solve the mean or median of a list, follow the examples below. Example: Find the mean and median of {2, 4, 4, 6, 7, 9, 19} 1) Store the values to a list so you can use that with calculations. 2) From t...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35576
Solution 36014: Performing T-Test Computations Using A TI-Nspire™ Family Product
...how to perform a T-Test calculation using any of the TI-Nspire family line of products given a list of data points. Data for this example (which will be designated as 'L1'): {10.7, 10.8, 11.9, 12.3, 12.9} Press [home] and click on "Add Lists & Spreadsheets". Press [▲] [▲] [L] [1] [▼] [▼...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/36014
Solution 11778: Different Logistic Regression Models Available On Current Texas Instruments Graphing Calculators.
... Editor calculator software application (App) for the TI-89 family, TI-92 Plus, and Voyage 200 contains the function "logist83", which duplicates the behavior of the TI-83 family, TI-84 Plus family and TI-Nspire handheld in TI-84 Plus mode. The TI-Nspire family also has an additional command of L...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11778
Solution 23851: Troubleshooting a TI-84 Plus Family or TI-89 Titanium That Responds Slowly to Key Presses.
...port of the calculator, it may create a short causing the calculator to respond slowly to key press entries. If the piece of conductive material can be removed, it may restore the calculator to normal operating condition. If the material cannot be removed, contact TI-Cares Customer Support to p...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/23851