Solution 35072: Troubleshooting a TI-84 Plus C Silver Edition Graphing Handheld That Will Not Charge in the Charging Station.
...If you are using a wall charger, make sure you are using a TI wall charger or other UL-certified USB charger rated for at 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 stam...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/35072
Solution 34391: Troubleshooting Difficulties updating TI-Nspire™ Family Handheld Units With Older Operating Systems.
... steps below do not apply to the TI-Nspire CX family. Download and install one of the latest TI-Nspire family software. Next, follow these steps depending upon if it is a TI-Nspire or TI-Nspire CAS family handheld. TI-Nspire Family: 1) Check the current version of the OS. To do this, press [hom...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.
... Search What calculators are approved for the TExES™ educator exams? Examinees who take the TExES™ Mathematics 8-12, Mathematics/Physical Science/ Engineering 8-12, or Mathematics/Physics 8-12 exams can use the following approved TI graphing calculators: TI-73 TI-80 TI-81 ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/21870
Solution 33812: Algorithm Used for the cZeros() (Complex Zeros) Function on the TI-Nspire™ CAS Family.
...he 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 r...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.
... Knowledge Base Search How do I resolve 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 n...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/36476
Solution 34971: Steps to Graph a Linear Inequality in Terms of x on the TI-Nspire™ Family.
...ase follow the steps listed in Knowledge Base #21390. Example: Graph x>1: Please Note: The below steps will only work within a graphs page in a document and will not work in the Scratchpad Graph. 1) From a Graphs page press [Menu] [1] [7] to access the text cursor. 2) Next press [Enter] to ope...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34971
Solution 19189: Using the TI-84 Plus Silver Edition Faceplate on the TI-83 Plus Family Graphing Calculators.
...ion 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 Pl...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
...auses alkaline batteries to leak or corrode? All batteries gradually self-discharge (whether installed in a device or not), and dead batteries will eventually leak. Extremely high temperatures can also cause batteries to leak. The “leaking” from alkaline batteries (like typical AAA or AA batterie...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/39837
Solution 35074: Adding or Removing Rows and Columns Within Lists & Spreadsheets on the TI-Nspire™ Family Line.
... Lists & Spreadsheets. Deleting a row or column: 1) Press [◄] or [▲] until the row or column desired to be deleted is highlighted.2) Press [ctrl] [menu].3) Select [Delete Row] or [Delete Column]. Adding a row or column: 1) Press [◄] or [▲] until the row or column desired to be deleted is hig...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35074
Solution 36981: After attempting to update my operating system TI-Connect CE™ continues to display "Validating OS...“ on the TI-84 Plus Family
...er attempting to update my operating system on the TI-Connect CE™ software it continues to display "Validating OS...“? After the operating system is sent and validated, the TI-Connect CE Calculator Explorer context that displays "Validating OS..." continues to displays. In some cases, when the ha...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/36981
Solution 35935: Computing the Average Rate of Change of an expression on the TI-Nspire™ CAS Family Products.
...matrix. This function is found under [catalog]. The syntax is avgRC(Exp, Var[=Value][,Step]). An Average rate of change returns the forward-difference quotient. Expression 1 can be a user-defined function. 1) Press [catalog] and scroll down to avgRC( and key in the following: AvgRC(F(X),X,H...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35935
Solution 11951: Default Contrast Setting on the TI-83 Family.
...ilver Edition is 5. The contrast on both the TI-83 Plus and TI-83 Plus Silver Edition can be adjusted by pressing and releasing the [2nd] key and then pressing and holding the up arrow to darken the display or the down arrow to lighten the calculators display.Please see the TI-83 family guide...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11951
Solution 35955: Creating A Polar Rose With TI-Nspire™ Family Handhelds
...r rose on the TI-Nspire family. Example: Graph r=5*sin(6Θ). Please Note: The Θ is the theta symbol. 1) Press the [home] key on your handheld, and then choose the option to insert a Graphs page. 2) Press [Menu], [3], [4], which access the graph entry for Polar Functions. 3) Press [5], [*], [tr...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35955
Solution 39258: Create a New TI-Nspire Navigator Class Database.
...ss database you would need to remove the existing database using the steps below:Windows:1) Close the TI-Nspire Navigator Teacher Software if it is open2) Press [Windows key]+[R] to open the run dialog then type the text below in the dialog then click [OK]:%localappdata%3) In the above folder ren...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/39258
Solution 35013: Using the Chi-Squared Goodness of Fit Test on the TI-Nspire™ Family Products.
....4,12.6 Degree of freedom 5 1) Press [home] and add a Lists & Spreadsheet. 2) In column A, input the values from "X List", making sure to press [enter] after each entry. 3) In column B, input the values from "Y List", making sure to press [enter] after each entry. 4) Press [menu]. 5) Pres...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35013
Solution 29710: Calculating Combinations and Permutations on the TI-Nspire™ Family Products.
...picking a team of 3 people out of a group of 10 people? This example would 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...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/29710
Solution 10631: Calculator Usage Guidelines for the ACT® test.
... the use of certain kinds of calculators on the Mathematics Test only. For test security reasons, to avoid disturbances in the testing room, and to ensure fairness for all test takers, the following types of calculators are not permitted: • Pocket organizers• Handheld or laptop computers• Elec...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10631
Solution 36294: Calculating A Normal Cumulative Distribution (normalcdf) on the TI-Nspire™ Family Handhelds
...spire Handheld? How do I calculate a Normal Cumulative Distribution (normal cdf) using the TI-Npsire Handheld? Use the following example as a guide when calculating for the normal CDF with a TI-Nspire Family Handheld: Lower Bound: 5 Upper Bound: 15 Mean: 5 Standard Distribution: 2.5 Open ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/36294
Solution 33471: Graphing a Function and the Slope Field Based on that Function using the TI-Nspire™ CAS Family.
...unction and the slope filed based on that function using the TI-Nspire CAS family? The TI-Nspire CAS family is not able to graph a function and differential equation on the same screen at the same time. However, it is possible to graph both at the same time using the split screen function. To do ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33471
Solution 10642: Educational Technology Use Guidelines for College Board® Examinations.
... 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 n...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10642
Solution 33591: Finding the Domain of a Graph Function Using the Domain Command on the TI-Nspire™ CAS Products.
... a graph function using the domain command on TI-Nspire CAS Products? Example: Find the domain of x^(2)-2x+3 1) Press [home] [1] to create a new document. 2) Press the [2] key to insert the "Graphs" application. 3) Input x^(2)-2x+3 and press [enter] 4) Insert a calculator page by pressing [ctr...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33591
Solution 11128: Availability of Graphing Calculator Suitcases.
...edge Base Search Where can the suitcases for TI graphing calculators be purchased? The specially designed suitcase used by the Texas Instruments Workshop Loan Program is a useful storage solution for TI graphing calculators. This sturdy suitcase is suitable for shipping TI graphing and ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11128
Solution 33631: Evaluating an Expression in the Graphs Application using the TI-Nspire™ Family Products.
...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 [(-)][2] [x] [x2] [+] [4] [x] [+] [7] [enter]. • Press [menu]. • Press 5: Trace...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.
... 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 Geometry application, press [...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.
...n I use the floor( ) function on the TI-Nspire family products? The floor 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 syn...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33791