Solution 40403: Correcting Syntax Error when Subtracting or Using Negative Numbers on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ators? On the TI-83 Plus and TI-84 Plus family of graphing calculators, the minus sign [-] and negative symbol [(-)] are distinct keys with different functions. The minus sign [-] cannot be used to designate a number as negative, and the negative symbol [(-)] cannot be used to indicate subtracti...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/40403
Solution 12680: Return Policy for Items Purchased from Texas Instruments.
...struments. To return an item, please contact Texas Instruments at 1-800-842-2737. Please allow a one-month billing cycle to pass before viewing the refund on credit card statement.Please Note: If an item was not purchased directly from TI please contact the store, instructional product dealer, or...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/warranty-replacement-options/12680
Solution 32151: Calculating Logistic Growth Using the TI-Nspire™ CAS Family Products.
...wn to select D: Differential Equation Solver and press [enter]. 4) Input y'=.001´y´(250-y) and y(0)=8,x,y) 5) Press [enter] and your solution will appear Define f1(x) to be the solution from above: 1) Press [menu] and select 1: Actions>1: Define. 2) Type f1(x)= then copy and paste the solutio...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/32151
Updating the Handheld Operating System (OS) on a TI-Nspire™ CX II Family calculator
...ware/update/ti-nspire-software-update to get the latest TI-Nspire™ Software and Operating System (OS) versions. TI-Nspire™ CX II Connect for the web application: Update your TI-Nspire™ CX II with a Chromebook, Windows computer, or Mac® computer, using the web-based connectivity. Please see Solut...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/40359
Solution 26330: Title I School Discount Program
... of their students on free or reduced lunch plans. These products, sold in 10-calculator “Teacher Packs,” are reconditioned to like-new operation and appearance and are covered by TI's one-year limited warranty. Each Teacher Pack contains 10 reconditioned calculators, batteries, and unit-to-unit ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/warranty-replacement-options/26330
Solution 32511: Finding the Complex Conjugate of an Argument Using the TI-Nspire™ Family Products.
...se Knowledge Base Search How do I find the complex conjugate of an argument using the TI-Nspire family products? The conj() function is used to find the complex conjugate of an argument. The conj() function can be used with an expression, a list, or a matrix. The syntax ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/32511
Solution 19849: Error "Invalid input" When Naming a Column with the Same Name as a Stored Variable on the TI-Nspire™ Family.
...he TI-Nspire family handheld display the error "Invalid input" when naming a column with the same name as a stored variable? The Lists & Spreadsheets application on the TI-Nspire family handheld allows the user to 'name' a column, thereby associating its contents with the chosen name. If the name...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/19849
Solution 21149: Writing Programs on the TI-Nspire™ Family.
...ing document by selecting the icon below: Please Note: If you press [A] for a Calculate page you will be unable to create a program since programing functionality is disabled in scratchpad. 2) Press [Menu] [9] [1] [1]. 3) Press [H] [E] [L] [L] [O] [tab] [tab] [tab]. 4) Press [enter]. 5) Pr...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/21149
Solution 34752: Calculating Secant, Cosecant, and Cotangent Using the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... graphing calculators? The TI-83 Plus and TI-84 Plus family of graphing calculators do not have built-in secant, cosecant and cotangent trigonometric functions. To compute these trigonometric functions, use the properties of trigonometric functions which are listed below. cosecant(x) = csc(x) = 1...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34752
Solution 11925: Calculating Logistic Regressions Using the TI-83 Family, TI-84 Plus Family, and TI-Nspire™ Handheld in TI-84 Plus Mode.
...and return to the home screen. To calculate the logistic regression: 1) Press [STAT] and scroll right to highlight the CALC menu. 2) Press [ALPHA] [APPS] to select option B:Logistic. 3) Press [2nd] [L1] [,] [2nd] [L2] to input L1,L2. 4) Press [ENTER] to calculate the logistic regression. The h...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11925
Solution 34573: Resolving an ERR:INVALID DIM or ERR:DIM MISMATCH Error on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...trix B because the column dimension (2) in matrix A is not equal to the row dimension (3) in matrix B. If either error occurs when trying to graph a function (not a STAT PLOT), the error can be corrected by turning off the STAT PLOTS. The following steps will turn the STAT PLOTS off, allowing th...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34573
Solution 11921: Calculating Hypergeometric Probability Distributions on the TI-84 Plus and TI-83 Plus.
...owledge Base Search How do I calculate a hypergeometric probability distribution on the TI-83 Plus and TI-84 Plus? There is no pre-defined function in the calculator that will find the statistical values for a hypergeometric probability distribution. However, users can enter the formul...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11921
Solution 34925: Calculating Two-Variable Statistics on the TI-84 Plus Family of Graphing Calculators.
...rn to the home screen. Calculating the two-variable statistics: • Press [STAT] [►]to highlight the CALC menu and press [2] to select the 2-Var Stats function. • From here, the XList should be L1, the YList should be L2 and the FreqList should be blank. You can press [2ND] [L1] to obtain L1, an...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34925
Solution 34419: Writing a Program that Generates a Menu on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ing output: TOSS DICE 1. FAIR DICE 2. WEIGHTED DICE The program will pause until 1 or 2 is selected. If 2 is selected, for example, the menu disappears and the program continues execution at Lbl B. Please see the Programming Chapter of the TI-83 Plus and TI-84 Plus Family guidebooks for ad...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34419
Solution 11904: Using Reverse Polish Notation (RPN) on TI Calculators.
...nerally used in solving logic expressions. Since TI graphing calculators are programmable, it is possible to write or download a program to add this functionality. However, a program of this type is not currently available from TI. Solution 11904: Using Reverse Polish Notation (RPN) on TI Calcu...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11904
Solution 34838: Calculating the Least Common Multiple (LCM) of Two Numbers on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...le below. Example: Find the least common multiple of 2 and 5. • Press [MATH] then [Right Arrow] to select "NUM". • Press [8] to select the 8: lcm( function. • Press [2] [,] [5] [ ) ] [ENTER] to complete the input and finish the calculation. Please see the TI-83 Plus and TI-84 Plus Family gui...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34838
Solution 36655: Programming Information for the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...elow. When using the Zoom commands, window variables differ depending upon which Zoom command is used. Zoom Standard, for instance, will replot your functions in question immediately. Also, window variables are updated to a set of default values. Similarly, Zoom Trig replots your functions immed...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36655
Solution 34421: Drawing the X-chart or R-bar Graphs on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...e a built in feature that creates and displays x-Chart or R-Bar graphs. There may be third-party programs available on the Internet that may add this functionality. An example search would be "TI-84 Plus +R-Bar graph". Solution 34421: Drawing the X-chart or R-bar Graphs on the TI-83 Plus and TI-...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34421
Solution 34538: Calculating Standard Deviation on the TI-83 Plus and TI-84 Plus Family.
...deviation can be calculated using several methods on the TI-83 Plus and TI-84 Plus Family. Standard deviation can be calculated by using the stdDev() function. The stdDev() function can be located by performing the following: 1) Press [2nd][LIST]. 2) Scroll to MATH and select 7:stdDev(. F...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34538
Solution 34800: Cause of the "Error: Data Type" Message When Using the Normalcdf Command on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ng a list in the command syntax. For example, inputting normalcdf(-1E99,200,L1*.9,L1*.9*.1) will return the Data Type error. Some of the distribution functions are not designed to accept list as a valid parameter. Normalpdf() and normalcdf() are two of those. They are designed to accept floating ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34800
Solution 34513: Creating Strings on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...osed within quotation marks. Characters are the units combined to form a string. Each number, letter, and space is one character. Each instruction or function, such as sin( or tan( is one character. Quotation marks do not count as string characters. To enter a string on a blank line on the Home ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34513
Solution 34503: Generating Different Random-Number Sequences by Setting Seed Value on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...quence that is different than another random-number sequence using on the TI-83 Plus and TI-84 Plus family of graphing calculators? Using the "rand" function on the TI-83 Plus and TI-84 Plus family of graphing calculators generate the same random-number sequence for a given seed value. The defau...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34503
Solution 34653: Performing String Operations on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... Knowledge Base Search How do I perform string operations on the TI-83 Plus and TI-84 Plus family of graphing calculators? The main function of strings is to display text. In programming, strings allow programs to display information or prompt the user to perform some action. Fo...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34653
Solution 34654: Graphing a Polar Rose on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...de] 2) Press [↓] [↓] [enter] to set the calculator to Radian mode. 3) Press [↓] [→] [→] to highlight Polar mode and press [enter] Example: Graph the function 8sin(2.5q) 1) Press [Y=] to access the Y= editor. 2) Press [8] [sin] [2] [.] [5] [X,T,q,n] [ ) ] 3) Press [window] to access the graph WI...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34654
Solution 34794: Inputting Absolute Values on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...e values on the TI-83 Plus and TI-84 Plus family of graphing calculators? The instructions below demonstrate how to input the abs( or absolute value function on the TI-83 Plus and TI-84 Plus family of graphing calculators. Example: Find |-3| • Press [MATH] • Scroll right to highlight NUM and ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34794