Solution 31151: Converting Radians to Degrees Using The TI-Nspire™ Family Handhelds and Computer Software.
...y handhelds and computer software? To convert radians to degrees using the TI-Nspire family handhelds and computer software, please follow the steps below: 1) Press [home] and add a Calculator APP. 2) Input the number to convert inside parenthesis. 3) Press [ctrl] [catalog] to display the chara...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/31151
Solution 18329: Troubleshooting a Texas Instruments Graphing Calculator that Rapidly Drains Batteries.
...d battery drain are programs/games, mismatched batteries, and negative charge build up. If a calculator is experiencing rapid battery drain, the tips below may help find the cause of the issue. • Be wary of 3rd party programs/games. Many of these maintain large data loads. Others bypass our pow...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.
... How can I attach a formula to a list name in Stat List Editor on the TI-83 Plus and TI-84 Plus family of graphing calculators? A formula can be attached to a list name in the stat list editor and then display and edit the calculated list elements. When executed the attached formula must ...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.
... features to validate an operating system. To verify if you have this newer model of calculator, look on the back of the calculator for the serial number. The serial number is at the top of the calculator between two indentations, and it is etched into the case of the calculator. The serial numbe...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/29850
Solution 30731: Using the TI-Nspire™ CX Reset Button.
... of products Knowledge Base Knowledge Base Search Is there a preferred way to use the TI-Nspire CX reset button? Yes. The best method of using the reset button on the back of a TI-Nspire CX handheld is to use a paper clip or other fully solid object to press the reset ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/30731
Solution 32931: Computing Cross Product Using the TI-Nspire™ Family Products.
...,] [ctrl] [ [ ] ]. 9) Press [4] [,] [5] [,] [7]. 10) Press [Enter]. Please Note: 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 di...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/32931
Solution 34711: Troubleshooting Error: Archived on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators
...ing calculators? When attempting to use a program, variable, or any data such as lists it is possible to get the following error message.: This may be received when attempting to use something that is archived in the calculator's memory. The following steps can be used to unarchive it using the...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/34711
Solution 32991: Computing Cross Product on the TI-Nspire™ Family.
...►] [,] [ctrl] [ [] ]. 6) Press [4] [,] [5] [,] [7]. 7) Press [enter]. Please Note: 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 dim...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/32991
Solution 33051: Calculating lcm() (Least Common Multiple) of Two Arguments on the TI-Nspire™ Family Products.
... fractions is the LCM of their numerators divided by the greatest common divisor (GCD) of their denominators. The LCM of fractional floating-point numbers is their product. For two lists or matrices, lcm() returns the LCMs of the corresponding elements. The proper syntax for the lcm() function ar...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33051
Solution 33931: Calculating and Graphing a Quadratic Regression on the TI-Nspire™ Family Products.
... regression: 1) Press [home] and select Graphs Please Note: If you do not see f1(x)=, press the down arrow until you see f1(x)= with the equation to be graphed. 2) Press [enter] to see the graph or you can use Window/zoom and Zoom-Data to change the graph view. Please see the TI-Nspire family ...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.
...re 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.
...the TI-Nspire family products? To calculate the eigenvalues and eigenvectors of 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: Cr...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.
...m catalog on my TI-Nspire Family Product? The TI-Nspire family products have functions for creating and saving a program to the catalog, where it can be accessed later. To create a program and save it to the catalog, follow these steps: • From the home screen, choose the option to add a calculato...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.
...4 Plus family of graphing calculators? To execute a program on the TI-83 Plus and TI-84 Plus family of graphing calculators, follow the instructions below: 1) Press [PRGM] to access the PRGM EXEC menu. 2) Select a program name from the PRGM EXEC menu and press [ENTER] (prgmname is pasted on the...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/34853
Solution 34193: Restoring Default Settings on the TI-Nspire™ Family Handhelds.
...store 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. • Press 2: Document Settings. • Scroll or tab to Re...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34193
Solution 34212: Calculating Cubic Regressions on the TI-Nspire™ Family Handhelds.
... How do I calculate a cubic regression on a TI-Nspire Family handheld? Cubic Regression is a process by which the cubic (third degree) equation of "best fit" is found for a set of data. The following example will demonstrate how to calculate a cubic regression: X= {15, 25, 50, 50, 75, 80, 95} Y...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34212
Solution 24631: The Computer Algebra System (CAS) and Texas Instruments Graphing Calculators.
... for "Computer Algebra System" and it is software that allows the manipulation of mathematical expressions in symbolic form. The principal difference between a calculator with CAS and one without CAS is the ability to deal with equations symbolically rather than numerically. Texas Instruments pr...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/24631
Solution 35072: Troubleshooting a TI-84 Plus C Silver Edition Graphing Handheld That Will Not Charge in the Charging Station.
...t least 1 amp (usually written as “1A” or “1000 mA”). To determine whether your charger is UL-certified, flip it over to the inside, and read the label. Look for the UL stamp, and confirm that it states that it is 1000 mA or higher.2) Verify the USB cable is completely pushed into the handhel...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/35072
Solution 34232: Finding Common Denominators on the TI-Nspire™ CAS Family.
...I-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 demonstrate how to find common denominators of an expression. ComDenom((y2 + y) /((...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34232
Solution 34391: Troubleshooting Difficulties updating TI-Nspire™ Family Handheld Units With Older Operating Systems.
...do I update a TI-Nspire Family Handheld with an old version of the TI-Nspire family operating system? Older versions of the TI-Nspire family may not be able to be updated to the latest OS (Operating System) directly. If having difficulties updating an old version of the TI-Nspire, follow these s...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34391
Solution 21870: Approved TI Graphing Calculators for the TExES™ (Texas Examinations of Educator Standards™) Educator Exams.
...Edition TI-84 Plus TI-84 Plus Silver Edition TI-85 TI-86 TI-89 TI-89 Titanium TI-Nspire™ CAS Additional information can be found in the TExES™ Registration Bulletin. Solution 21870: Approved TI Graphing Calculators for the TExES™ (Texas Examinations of Educator Stan...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/21870
Solution 34578: Steps to Borrow and Return a Concurrent License Using TI-Nspire™ Family Software.
...a license from the concurrent license service if allowed by the administrator of the concurrent license service. Steps to borrow a license are listed below: • With the TI-Nspire family software open click [Help] [Manage Subscription] [Borrow License]. Please Note: You need to be connected to th...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34578
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?
...m() and gcd() are either 2 non-negative integers or 2 lists of non-negative integers. The proper syntax for the gcd() and lcm() functions are listed below. gcd(valueA,valueB) gcd({listA},{listB}) gcd({list}, value) lcm(valueA,valueB) lcm({listA},{listB}) lcm({list}, value) Please Note: If a...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/35934
Solution 33812: Algorithm Used for the cZeros() (Complex Zeros) Function on the TI-Nspire™ CAS Family.
...cZeros() (complex zeros) function algorithm used on the TI-Nspire CAS family? The syntax for the cZeros function on the TI-Nspire CAS family is given below: cZeros(expr, var) → list cZeros({expression1, expression2 [, … ] },{varOrGuess1, varOrGuess2 [, … ] }) → matrix The cZeros( function retu...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33812
Solution 36476: Resolving a Nonreal Answer/Ans Error on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...hen 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 messa...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/36476