Solution 11799: Using Memory Variables on TI Graphing Calculators.
... How do I use memory variables on TI graphing calculators? The instructions demonstrate how to use memory variables on TI graphing calculators properly. Use the STO> function to store a value to a variable and the RCL function to recall a value stored to a variable. Procedure for the TI-73 ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11799
Solution 13925: Re-Enabling TI-84 Plus Family of Graphing Calculator Apps That Have Been Disabled With TI TestGuard™ 2.0.
... How do I re-enable the student's calculator Apps or programs? To restore disabled Apps and programs that have been disabled for an exam there are 2 options: Option 1: Connect the calculator to another student’s calculator with a unit-to unit cable and transfer any file between them. To transf...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13925
Solution 13924: TI TestGuard 2.0™Quick Start Instructions.
...nd select the "TestGrd2" app. • Select 1: Setup Calcs. • Either choose DELETE, then choose ALL, or consider using 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 calcula...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13924
Solution 11783: Performing Vector Calculations in Polar Form on the TI-83 Plus Family of Graphing Calculators.
...m. 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 2 digits behind the decimal point. 3) Scroll down to RADIAN, scroll right to hi...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.
...t 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 TI-SmartView emulator software, click on the "Tools" menu and select "Establish Connection." • If the TI-SmartView 3.1 emulator software s...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/15302
Solution 11521: Installing New TI Key Fonts on a Windows® Computer.
...ollow the steps below to install new TI Key Fonts on a computer running Windows®:• Download the TI Key Fonts and save the file to the computer's Desktop. • If the file is an [EXE] [Double Click] the downloaded file and when prompted click "Browse" select Desktop and click "OK" then "Unzip". • Nex...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.
... 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 inserted. • Click Insert>> Symbol. • In the Symbol window, under the Font field...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.
...ument to the TI-89 using superscript 4 or 5, the calculator simply does not have the ability to display those characters. This commonly happens when copying information from a word document into the TI-NoteFolio creator, then trying to transfer it to the calculator. To see what special characters...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/21730
Solution 11425: Sending the DataMate™ App or Program to a Graphing Calculator.
... software on the calculator. • Confirm that the TI Connect™ software is installed on the computer. If not, visit education.ti.com/ticonnect to get a copy. • Plug the TI Connectivity Cable into both the computer and the TI calculator. • Launch the TI Connect software and select DEVICE EXPLORER. TI...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11425
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.
...d 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 of the TI-Nspire handheld in TI-84 Plus mode, the TI-84 Plus Keypa...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/22590
Solution 11366:Maximizing a Linear Function with the Inequality Graphing Application on the TI-83 Plus and TI-84 Plus.
...elect ≤. • Move the cursor to the right of the relation symbol. • Input 10-X. • Enter the relations for Y2 and Y3. • Move the cursor to X= (in the top left corner). • Press [ENTER] to access the X=Editor. • Press [ALPHA][F5] to select ≥. • Input 0 to store the value to X1. • Press [WINDOW] to...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11366
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.
...ime and tests. The TI TestGuard App deletes programs, lists, applications, and other stored data from a student's calculator. Teachers also have the option to leave specific Apps on student calculators. In addition, TI TestGuard App uses a password feature to confirm that the calculators have be...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11362
Solution 11576: Algorithm Used for Calculating the Sine Regression On the TI-86, TI-83 Family, or TI-84 Plus Family.
...ing formula.y(k) = a*sin(b*x(k) + c) + d, for k = 1,2,...,nwhere, n = length of the x and y lists and a,b,c,d are the SinReg parameters. In addition, optional arguments are allowed for the maximum number of iterations and/or initial guess of the sine functions period. The SinReg problem is theref...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11576
Solution 11758: Functionality of the Function Keys [F1 - F5] on the TI-83 Family, TI-89 Family, TI-92 Family and Voyage™ 200.
...ressed prior to accessing these function softkeys. On the TI-89 family, TI-92 family, and Voyage 200, the HOME screen also has several "tabs" at the top of the screen that pertain to the function keys. When pressed, the menu corresponding to that particular tab is displayed, providing quick acces...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11758
Solution 36979: "Unknown device" displays when I connect my TI-84 Plus family graphing calculator to the TI-Connect CE™ software
... does the message "Unknown device" display when I connect my TI-84 Plus family device 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 ve...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
...blem and may be resolved at the earliest in a 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: Cann...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36978
Solution 30651: Calculating a Median-Median Regression on the TI-83 Plus Family of Graphing Calculators.
... data using the median-median line (resistant line) technique, calculating the summary points x1,y1,x2,y2,x3 and y3. Med-Med displays values for a (Slope) and b (y-intercept). The following example will demonstrate how to calculate a Med-Med regression: X= {15; 25; 50; 50; 75; 80; 95} Y= {4; 9;...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.
...ostics values for r (correlation coefficient) and r2 (coefficient 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 ...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.
...]. 4) Press [2nd] [MODE] to exit the STAT List Editor. Graph the vector: 1) Press [2nd] [Y=] [ENTER] to access the STAT PLOT Editor. 2) With the ON option highlighted, press [ENTER] to turn on Plot1. 3) For Type:, select the second option which is an X-Y Line graph. 4) For the Xlist option, in...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34921
Solution 30190: Using The Significant Numbers Calculator From The Science Tools App on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ted with arbitrary precision. The Sig-Fig Calculator tool lets you: Display the significant figures of entered values. Perform mathematical operations using either decimal or scientific notation and display the result with the correct number of significant digits. Convert entries in...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/30190
Solution 11893: Saving Text to a TI Graphing Calculator.
...n press [ENTER] Please Note: If > is displayed after the fifth item in a menu group, press [MORE] to display other items. Procedure for the TI-92: Opening a new file in the text editor: 1) Press [APPS] [9] [3] 2) Input the name of the file in the box marked variable 3) Press [ENTER] [ENTER] ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11893
Solution 34893: Disabling the STAT Wizards on the TI-84 Plus Family of Graphing Calculators.
...ax errors. Below is a picture of the STAT wizard for the Linear Regression, LinReg(ax+b): For users who are familiar with previous TI-84 Plus family operating systems and do not want to use the STAT wizards, there is also an option to disable the STAT wizards. To do this, follow the steps below:...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34893
Solution 34922: Graphing a Line Using Two Points on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...s [ENTER] to select Plot1 for edit. 7) Turn the plot on by pressing [ENTER] when "On" is highlighted. 8) Scroll down to "Type:", highlight the second option on the first row and press [ENTER]. This will setup the stat plot to graph an x-y line. 9) Scroll down to "Xlist:" and press [2nd] [1] to in...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34922
Solution 10446: Storing and Solving Formulas on the TI-86 Graphing Calculator.
...pe 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 cursor to exp= and input the value of P. 7) Move te cursor to Q= and input the value of Q. 8) Move the cursor to K= ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10446
Solution 10443: Sending a Program From a TI-86 to a TI-85 Using a TI Connectivity Cable.
...low:• Send the program to the computer using the TI-86 GRAPH LINK software and TI Connectivity cable. • On the TI-86 GRAPH LINK software, Go to File, Open, Locate the name of the program and open it. • Open the TI-85 GRAPH LINK software.• Copy and paste the program's text from the TI-86 GRAPH LIN...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10443