Solution 35314: Finding Critical Points Using the TI-Nspire™ CAS Family.
...wledge Base Knowledge Base Search How can critical points be found using the TI-Nspire CAS family? The critical points of a function are the points where the derivative is equal to zero, reach a local minimum, or reach a local maximum. The following illustrates how to us...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35314
Solution 35576: Calculating the Mean or Median of a List Using TI-Nspire™ Family Handhelds.
... 2) Press [A] [enter] To find the median: 1) Press [menu] [6] [3] [4] 2) Press [A] [enter] Please Note: The calculator does not have a specific function for finding the mode of a list of data. Please see the TI-Nspire CX, TI-Nspire CX CAS, TI-Nspire and TI-Nspire CAS guidebooks for addition...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35576
Solution 26990: Version Number Error Using Catalog Help On The TI-84 Plus™ Family.
... Knowledge Base Knowledge Base Search Why do I get a version number error when I try to use the Catalog Help application with the 2.53 or higher version of the TI-84 Plus Family Operating System? If you are receiving an error message when trying to run Ca...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/26990
Solution 22750: Unable to Switch Keypads While Using Press-to-Test Mode on a TI-Nspire™ Family Handheld.
...-to-Test. This is a feature of Press-to-Test. When Press-to-Test is active, it does not allow students to switch to another keypad that may give them functionality that is not permitted on the test. The only way to switch keypads is to disable Press-to-Test, switch keypads, then enable Press-to-T...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/22750
Solution 20169: TI-Nspire™ Computer Link Software and USB Hub Compatibility
...pire family handheld connected to a computer via a USB hub. TI-Nspire Family handhelds will need to be connected directly to the computer in order to function with the TI-Nspire Computer Link software. The TI Connect-to-Class™ Teacher software (discontinued) will support a TI-Nspire family handhe...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/general-information/20169
Solution 34917: Calculating and Graphing Quadratic Regressions Using the TI-84 Plus C Silver Edition.
...1, L2. L1 and L2 may already be populated by default.5) Scroll down to Store RegEQ and press [VARS], scroll right to highlight Y-VARS, then press [1](function) and [1] to input ,Y1.6) Press [ENTER] to calculate the quadratic regression. This will also copy the quadratic regression equation to the...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/computer-software-installation-activation/34917
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 12707: Service Information for Canada.
...d by accident, unreasonable use, neglect, improper service, or other causes not arising from defects in material or workmanship. If a product is not functioning properly, please contact TI-Cares for troubleshooting and/or replacement information. Please also reference the following Knowledge Ba...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/warranty-replacement-options/12707
Solution 12725: Warranty Information on Texas Instruments Products Purchased in the United States.
...ship. The warranty extends only to the original purchaser of the new product. For further information on warranty and service, or if a product is not functioning properly, please contact TI to troubleshoot or discuss replacement options. Please Note: • Refunds cannot be issued to customers who...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/warranty-replacement-options/12725
Solution 12681: Requesting A Returned Material Authorization (RMA) Number For A Product Replacement.
... How do I request a Returned Material Authorization (RMA) number for a product replacement? In the event that you have a product that is not functioning properly, it may be necessary to return this product to Texas Instruments. This should be done after troubleshooting has been completed...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/warranty-replacement-options/12681
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 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 34883: Calculating the Inverse Student-T (invT) Probability on the TI-84 Plus Family of Graphing Calculators.
...mpled mean, u is the population mean, s is the sample standard deviation, n is the sample size, and the population is Gaussian. The command for this function is under the DISTR menu. Please refer to the instructions provided below given the below data. Area = 0.68759 DF = 18 • Press [2ND][DISTR]...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34883
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 11918: Calculating and Graphing a Linear Regressions on the TI-83 Plus.
...display the form of the equation as (y=a+bx) and list the values for the two coefficients (a and b). It will store the regression equation to your Y1 function. The correlation coefficient (r and r^2) will be displayed if the diagnostics are on. Please Note: To turn the diagnostics on, from the h...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11918
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 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 36757: Calculating Quotient and Remainders on the TI-84 Plus Family of Graphing Calculators.
...an improper fraction on the TI-84 Plus family of graphing calculators? The TI-84 Plus family of graphing calculators do not have an integer division function that would return the quotient and remainder of a division of integers. However, a combination of the normal division and the remainder( )...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36757
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