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
Solution 13344: Calculating lcm() (Least Common Multiple) of Two Arguments on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...The LCM of fractional floating-point numbers is their product. For two lists or matrices, lcm() returns the LCMs of the corresponding elements. The proper syntaxes for the lcm() function are as follows: lcm(number1,number2) Þ expression lcm(list1,list2) Þ list lcm(matrix1,matrix2) Þ ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13344
Solution 13342: Using the Exact() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
... Knowledge Base Search How do I use the exact() function on my TI-89 family, TI-92 family or Voyage 200 graphing calculator? The proper syntax for the exact() function are listed below. exact(expression1[,tol]) exact(list1[,tol]) exact(matrix1[,tol]) The exact() function en...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13342
Solution 13326: Using the RandSeed Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...he TI-89 family, TI-92 family and Voyage 200 graphing calculator? The RandSeed function can be found under the Math menu and under Probability. The proper syntax for using the RandSeed function is listed below: RandSeed number The RandSeed function sets the seed value for the random-number genera...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13326
Solution 12651: Clearing the Memory on the TI-81.
... 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 and how much memor...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12651
Solution 10431: Finding the Zero, Minimum, or Maximum of a Function on the TI-85 or TI-86.
...sor onto the function for which the root is being computed by pressing the up or down arrow. The number of the graph selected will be display in the top right corner of the screen. 3) Specify the left bound for x by either moving the trace cursor to the left of the root or by directly inputting...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10431
Solution 12650: Calculating Trigonometric Functions on the TI-81.
...-84 Plus CE graphing calculator. It is ideal for algebra, geometry, statistics, finance, and many other classes. The TI-84 Plus CE has an upgradeable operating system, several included Apps, a rechargeable battery and a USB cable to connect the handheld to your computer for downloading Apps, game...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12650
Solution 10420: Correcting the Error "Cannot Transfer. The File Format is Invalid" When Sending the Advanced Statistics Program to the TI-86
...double-clicking on it. This will ungroup the one file into four separate files. The four files can each be sent to the calculator by dragging and dropping each file onto the TI Connect shortcut icon. Solution 10420: Correcting the Error "Cannot Transfer. The File Format is Invalid" When Sendin...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10420