Solution 11694: Algorithm Used for Calculating the Inverse of a Matrix on a Texas Instruments Graphing Calculator.
...e matrix and is the product of a lower triangular matrix (named L), and an upper triangular matrix (named U), this can be written as:A = L * U In addition, the identity matrix of A will always be a square matrix with the same dimensions of A, containing ones down its main diagonal and remaini...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11694
Solution 37036: Which TI graphing calculators will TI Connect CE™ Software support?
...alculators will TI Connect CE™ Software support? TI Connect CE is available for Windows® and Mac® and will support the TI-84 Plus, TI-84 Plus Silver Edition, TI-84 Plus C Silver Edition, and TI-84 Plus CE graphing calculators. The TI Connect software (version 4.0) can remain on your computer and ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/37036
Solution 11783: Performing Vector Calculations in Polar Form on the TI-83 Plus Family of Graphing Calculators.
...e 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 2 digits behind the decimal point. 3) Scroll down to RADIAN, scroll right to highlight the option for DEGREE and press [E...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11783
Solution 11777: Logarithm Calculations on Texas Instruments Graphing Calculators.
...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 [ENTER] key. 4) The displayed answer will show 2. Using the TI-89 family, TI-92 family, and Voyage™ 200 graphing calculators: Example: Find the Log of 100. To Solve...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.
...le and when prompted click "Browse" select Desktop and click "OK" then "Unzip". • Next press and hold the [Windows] key and press [R] to open the run dialog. Alternatively you can click [Start] and then [Run].• In the run dialog copy and paste the text listed below:%WINDIR%\Fonts • After copying ...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.
...p self Extractor • In the "Unzip to Folder" field, click Browse and then select C:\WINDOWS\Fonts • Click Unzip. The file 83keys will unzip and the individual files extracted to the Fonts folder. • Restart the computer. • Open Microsoft® Word. • Place the cursor where the symbol should be inserte...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11774
Solution 21730: Unexpected Packet Error Received When Using TI-Notefolio™ Creator.
...-NoteFolio Creator Software? The error "Unexpected Packet Error" appears when the document being transferred is using special characters that are not displayable by the calculator that is receiving that document. For instance when sending a document to the TI-89 using superscript 4 or 5, the calc...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/21730
Solution 11516: Updating a Graphing Calculator's Operating System using the TI Connect™ Software for Macintosh®.
...g system using TI Connect, follow the steps below:Please Note: Make sure there are fresh batteries in the calculator prior to updating. The following directions require the latest version of TI Connect. • Connect a TI Connectivity cable to the computer and the TI Calculator.Please Note: Not all c...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11516
Solution 11773: Implied Multiplication Versus Explicit Multiplication on TI Graphing Calculators.
Solution 11773: using parentheses implicit Implied Multiplication Versus Explicit Multiplication Solution 11773 Implied implicit Multiplication Explicit Multiplication Solution 11773: Implied Multiplication Versus Explicit Multiplication on TI Graphing Calculators. global Solution 11773:...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11773
Solution 22590: TI-Nspire™ Handheld in TI-84 Plus Mode Not Capable of Connecting to TI-Nspire Computer Link or TI Connect-to-Class™ Teacher Software.
...ftware and TI-Nspire handheld in TI-84 Plus mode, the user can send and receive data, backup the handheld's memory, capture the handheld's screen and display other information such as the handheld's battery life and operating system. However, if the user is looking to update the operating system ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/22590
Solution 11767: Graphing an Ellipse on a Texas Instruments Graphing Calculator.
... Knowledge Base Search How do I graph an ellipse on a Texas Instruments graphing calculator? To input an ellipse into the Y= Editor of a TI graphing calculator, the equation for the ellipse would need to solved in terms of y. The example below will demonstrate how to graph...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11767
Solution 30831: Graphing Derivatives on the TI-83 Plus.
Solution 30831: Graphing Derivatives on the TI-83 Plus. Solution 30831: Graphing Derivatives on the TI-83 Plus. global Solution 30831: Graphing Derivatives on the TI-83 Plus. website Home | TI-83 Plus...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/30831
Solution 11748: Explanation of r^2 and R^2 on the TI-83 Family or TI-84 Family Graphing Calculator.
...amily or TI-84 family graphing calculator.When regression models are executed, a TI-83 family or TI-84 family graphing calculator computes and stores diagnostics values for r (correlation coefficient) and r2 (coefficient of determination) and R2 (coefficient of multiple determination).r2 expresse...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11748
Solution 28370: Redeeming Technology Rewards Points For Professional Development Courses
... points for Professional Development Conferences and Courses, such as the a Teacher Leader Cadre 9-Day Course or a T^3 International Conference. Each different conference or course requires the redemption of a certain amount of TI TRP points. To view the point totals needed for redemption, click ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/28370
Solution 10446: Storing and Solving Formulas on the TI-86 Graphing Calculator.
...e an equation on the TI-86: Example: Solve for K in the formula P= K^2*Q/2 Solution: 1) On the home screen, type P= K^2*Q/2 2) Press [ENTER]. The display screen will say "Done." 3) Press [2nd] [SOLVER]. 4) Press [F1]. P should appear here. 5) Press [ENTER] to open the equation. 6) Move the cu...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10446
Solution 10442: Executing TI-Basic and Assembly (ASM) Programs on the TI-86.
...PRGM] key and select [F1] for a list of program names on the calculator. Each program name should appear above one of the [F1] through [F5] keys depending on the number of programs stored on the calculator. 2) Locate the program to execute and press the corresponding key followed by [ENTER]. The ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10442
Solution 12652: Decimal Degrees (DD) to Degrees, Minutes, Seconds (DMS) Conversions on the TI-81.
... added to the graphing calculator with the following programs.1. The following program adds DMS to decimal degrees conversions to the TI-81:Prgm1:DMS:Disp "DEGREE":Input D:Disp "MINUTES":Input M:Disp "SECONDS":Input S:D+M/60+S/3600->D:Disp D2. The following program adds decimal degrees into DMS c...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12652
Solution 12651: Clearing the Memory on the TI-81.
... How is the memory cleared and reset the TI-81? To clear the memory and reset the TI-81, press the [2nd] key and then the [+] key. A screen will be displayed with the options to reset the graphing calculator or return to the home screen. This screen will also show the amount of available memory...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12651
Solution 12649: Calculating One-variable Statistics on the TI-81.
...xample: x={87, 52, 97, 46, 75, 60} • Clear the screen then press [2nd] [MATRX] • Press the right-arrow key twice and press [ENTER] • The cursor will display after the x1 = • Enter the x-values after "x1 =" Press [8] [7] [ENTER] [1] [ENTER] [5] [2] [ENTER] [1] [ENTER] and so on...(note:"y1" is th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12649
Solution 12648: Calculating Linear Regressions on the TI-81.
...o perform a linear regression using the TI-81: Data for this example:xStat: {1,4,8,10}yStat: {7,9,15,18} Enter the data into the TI-81:1) Enter STAT edit mode by pressing [2nd] [STAT].2) Scroll to DATA.3) Press [1].4) Enter the data as x-y coordinates 1 [ENTER] 7 [ENTER] 4 [ENTER] 9 [ENTER] 8 [EN...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12648
Solution 13180: Sharing Applications Between the TI-89 Family Graphing Calculators.
...be receiving the App: 1) Press [2ND] [VAR-LINK] [F3] to access the link menu. 2) Select option 2:Receive and the bottom of the calculator screen will display VAR-LINK: WAITING TO RECIEVE BUSY. On the calculator that will be sending the App: 1) Press [2ND] [VAR-LINK] to access the link menu. 2) Pr...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13180
Solution 14240: Converting Between Fractions and Decimals on the TI-73 Explorer™.
...o a decimal. However when converting a decimal to a fraction, if a fractional equivalent of a decimal does not exist, the calculator returns the same digits. The calculator also only recognizes and converts (if possible) the first ten digits of any decimal. The Decimal Notation mode determines t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14240
Solution 11832: Correcting an "Undefined Variable" Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... the following instructions to resolve this error. 1) Press [2nd] [6] (MEM) [F1] [ENTER]. 2) Select 2:Default. 3) Press [ENTER] and Defaults Set is displayed. 4) Press [ENTER]. Once the defaults have been reset, try the problem again. Please see the TI-89 family, TI-92 family and Voyage 200 gu...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11832
Solution 16829: Availability of the TI-86 Finance Application.
...of-Money(TVM), uneven cash flows, amortization, and more. This application requires about 5 KB of RAM, and can be deleted. For further questions regarding the TI-86 Finance application, please reference the attached guidebook. Download Finance1.86g Download Guidebook_Fin...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/16829
Solution 14243: Drawing a Pictograph On The TI-73 Explorer™.
... Knowledge Base Knowledge Base Search How do I draw a pictograph on my TI-73 Explorer? The TI-73 Explorer can display no more than seven pictograph icons for up to seven categories on the screen. If the scale is not big enough (the Data List is broken up by...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14243