Solution 11694: Algorithm Used for Calculating the Inverse of a Matrix on a Texas Instruments Graphing Calculator.
...LU (Lower-Upper) decomposition or factorization algorithm when calculating the inverse of a matrix (reference "Numerical Methods and Software" by Kahaner, Moler, and Nash).If A is a square matrix and is the product of a lower triangular matrix (named L), and an upper triangular matrix (named ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11694
Solution 11693: Algorithm for Solving Trigonometric Functions (Sine, Cosine and Tangent) on Texas Instruments' Graphing Calculators.
... functions. Most practical algorithms in use for transcendental functions are either polynomial approximations or the CORDIC method. TI calculators have almost always used CORDIC, the exceptions being the CC-40, TI-74 and TI-95 which used polynomial approximations. In the PC world, the popul...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11693
Solution 11799: Using Memory Variables on TI Graphing Calculators.
...ariable Please Note: To clear the variable's content, store zero to the variable. Procedure for the TI-82, TI-83 family, TI-84 Plus family, TI-Nspire Handheld in TI-84 Plus Mode, TI-85 and TI-86: To store a value to the variable: 1) From the home screen, input the value 2) Press [STO>][ALPHA] va...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11799
Solution 13924: TI TestGuard 2.0™Quick Start Instructions.
...ng DISABLE, then BOTH. Note: These two options are basically the same for the purposes of student equity within an exam. The advantage of Disable is that students with TI-84 Plus calculators and OS 2.40 (or above) can have functionality disabled rather than deleted. The functionality can be re-en...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13924
Solution 11791: Temperature Conversion on the TI-83 Family or TI-84 Plus Family Graphing Calculator.
...tures on a TI-83 family or TI-84 Plus family graphing calculator? Formats the Html codes.FormatFix the Html to be XHtml compliantFix Write Validate that the text is XHtml compliant.Validate Proofing The TI-83 family and TI-84 Plus family does not have built-in temperature conversion functionali...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11791
Solution 11783: Performing Vector Calculations in Polar Form on the TI-83 Plus Family of Graphing Calculators.
...e example below will demonstrate how to perform vector calculations in Polar form. Please Note: For this example, the mode settings will need to be changed. 1) Press [MODE]. 2) Scroll down to FLOAT, scroll right to highlight the option for 2 and press [ENTER]. This will display the solution with...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11783
Solution 15302: Connecting a TI-83 Plus Family or TI-84 Plus Family Calculator to the TI-SmartView™ 3.1 Emulator Software.
...ow steps: • Connect the TI-83 Plus/TI-84 Plus family calculator to the computer using a TI-GRAPH LINK USB (silver) cable. Note: The Direct USB cable that comes along with the TI-84 Plus family calculator is not supported and will not connect to the TI-SmartView 3.1 emulator software. • Open the T...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/15302
Solution 11777: Logarithm Calculations on Texas Instruments Graphing Calculators.
...how to compute a logarithm on Texas Instruments graphing calculators. Using the TI-80, TI-81, TI-82, TI-83 family, TI-84 Plus family, or TI-Nspire™ handheld in TI-84 Plus mode, TI-85, and TI-86: Example: Find the Log of 100. To Solve: 1) Press the [LOG] key. 2) Input 100. 3) Press the [E...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11777
Solution 11521: Installing New TI Key Fonts on a Windows® Computer.
...ter copying and pasting the above text click [Ok] to launch the fonts folder. • Drag and drop the font you downloaded/extracted into the font folder that appears. Please Note:• Saving the downloaded font file to the "Desktop" folder affords ease of access. • When prompted to 'UnZip' font files se...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11521
Solution 11774: Inserting TI-83 Family and TI-84 Plus Family Calculators Key Symbol Into a Microsoft® Word Document.
...w, under the Font field, click the arrow and select TI83Key. • Select the key to insert and click Insert. Note: Another option is to use the system Character Map to insert the symbol. To use this option: • Click Start>> All Programs>> Accessories>> System Tools>> Character Map. • Click the arro...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11774
Solution 11517: Updating a TI Graphing Calculator Operating System Using TI Connect™ for Windows®.
... system using TI Connect for Windows®? To update a calculator's operating system using TI Connect, follow the steps below: Please Note: If TI-Connect has not been installed please ensure that your calculator is not plugged into your computer during the installation of TI-Connect. Then make sure t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11517
Solution 11516: Updating a Graphing Calculator's Operating System using the TI Connect™ Software for Macintosh®.
...TI-89 Family TI-92 Plus and Voyage 200, installing the latest version of OS will erase all data on the calculator. • An alert will appear explaining that data will be erased during the OS update, click [Proceed] to continue installing the OS.If you have questions about the information listed abov...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11516
Solution 11425: Sending the DataMate™ App or Program to a Graphing Calculator.
...• Put the calculator in receiving mode: press [2nd][LINK], select Receive, and press [ENTER]. • Press the [TRANSFER] key on the CBL 2. Note: TI-85's that are compatible with the CBL can be used with the CBL 2. However, the DataMate program cannot be sent to the TI-85. When, using the TI-85 with t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11425
Solution 11767: Graphing an Ellipse on a Texas Instruments Graphing Calculator.
...I-83 Plus family and TI-84 Plus family owners can take advantage of the free Conic Graphing App, which provides a simple way to graph the four conic shapes. TI-Nspire Family Handheld owners can graph an ellipse directly using Equation Template from the Graph page, please see the TI-Nspire CX, TI...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11767
Solution 11765: Graphing a Hyperbola on a TI Graphing Calculator.
Solution 11765: Graphing a Hyperbola on a TI Graphing Calculator. Solution 11765: Graphing a Hyperbola on a TI Graphing Calculator. global Solution 11765: Graphing a Hyperbola on a TI Graphing Calculator. website ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11765
Solution 11362: Using the TI TestGuard™ Application to Clear the RAM and Archive Memory on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... How do I use the TI TestGuard App to delete variables, programs, and applications from a student's calculator? The TI TestGuard App is a tool that teachers can use to gain more control over what data, programs, and Calculator Software Applications (Apps) are on students' TI graphing calcul...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11362
Solution 11761: Graphing a Circle on a TI Graphing Calculator.
...r y, and then input the results into the Y= Editor. If the graph looks like an oval, use the Zoom Square feature followed by Zoom In or Zoom Out to change the viewing window. The graphs will be displayed on a TI-83 Plus family or TI-84 Plus family, TI-89 family, and TI-Nspire family as follows: ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11761
Solution 11759: Graph of the Absolute Value of the Square Root of X Differs on the TI-83 Family, TI-84 Plus C Silver Edition, or TI-84 Plus Family Graphing Calculator and on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...e unit will return the same answer as the TI-89 family, TI-92 Family, and Voyage 200. The TI-89 family, TI-92 family, and Voyage 200 do not require that the intermediate results be real, only that the final result be real. Graphs of the function in imaginary and real modes will differ based on ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11759
Solution 34420: Performing T-Test Computations Using the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... List: is set to L1. If not, move the cursor next to List: and press [2nd] [1]. 6) Highlight >m0 and press [ENTER]. This means the mu (m) is greater than the alternate hypothesis (m0). 7) Scroll down to Calculate and press [ENTER]. The T-Test returns a test statistic of 2.1009. Please see the ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34420
Solution 36979: "Unknown device" displays when I connect my TI-84 Plus family graphing calculator to the TI-Connect CE™ software
...? TI-84 Plus family devices with operating system 2.23 or lower are displayed as "Unknown Device" in TI-Connect CE. When TI-84 Plus family devices that have an operating system version less than the supported configuration are connected to the TI-Connect CE software TI Connect CE will display t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36979
Solution 36978: Cannot transfer .ZIP files to and from the TI-84 Plus CE™ using the TI-Connect CE™ software
...future release. The current workaround is to unzip these files to a specific location such as your desktop and then transfer the unzipped files from that location to your TI-84 Plus CE handheld through the TI-Connect CE software. Solution 36978: Cannot transfer .ZIP files to and from the TI-84 P...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36978
Solution 11749: Factorials of Decimal (0.5) Numbers on Texas Instruments Graphing Calculators.
...th a single degree of freedom for one of these functions, one must compute g(1/2), which is equivalent to (-1/2)!. Hence, providing the ability to do half factorials provides users with the ability to duplicate the pdf computations provided, without having to invent their own factorial or g funct...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11749
Solution 30651: Calculating a Median-Median Regression on the TI-83 Plus Family of Graphing Calculators.
...example will demonstrate how to calculate a Med-Med regression: X= {15; 25; 50; 50; 75; 80; 95} Y= {4; 9; 20; 31; 55; 42; 73} Key the data into the handheld: 1) Enter STAT edit mode by pressing [STAT], [1]. 2) Enter the data in the L1 and L2 lists, pressing [ENTER] after each entry. 3) Press [...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/30651
Solution 11748: Explanation of r^2 and R^2 on the TI-83 Family or TI-84 Family Graphing Calculator.
... of determination) and R2 (coefficient of multiple determination).r2 expresses the proportion of the total variation in the values of the variable Y that can be accounted for or explained by a linear relationship with the values of the random variable X. Thus, a correlation of 0.6 means that 0.36...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11748
Solution 34921: Graphing a Vector on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...I graph a vector on the TI-83 Plus and TI-84 Plus family of graphing calculators? The TI-83 Plus and TI-84 Plus family of graphing calculators do not have a vector graphing mode. However, users can still graph a vector using a STAT PLOT. To do this, follow the example below: Example: Graph a vect...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34921