Solution 11366:Maximizing a Linear Function with the Inequality Graphing Application on the TI-83 Plus and TI-84 Plus.
...83 Plus and TI-84 Plus? Refer to the example below to maximize a linear function with the Inequality Graphing application. Example: Maximize the profit, P= 3X+2Y, for quantities of two products, X and Y, given the following constraints on materials and time: X30, Y30 Y+X≥10 3X+Y≥15 Solution: ...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.
...I 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 been cleared as setup b...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.
... the form Y in terms of X. In order to graph a circle, the function for a circle would need to be solved for Y. To graph the unit circle (x2+y2=1), first, solve for 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 I...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11761
Solution 11312: Creating a Pie Chart Using the CellSheet™ App on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ress the [GRAPH] key for Menu • Press [4] for Charts • Press [7] for Pie • Next to Categories, input A1:D1. Make sure to include the colon. This specifies the title of each piece of the pie. • Next to Series, input A2:D2. This specifies the actual numbers the pieces of the pie represent. • The ne...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11312
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.
...ly, 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 the calculation requirements of the TI-83 family, TI...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11759
Solution 11576: Algorithm Used for Calculating the Sine Regression On the TI-86, TI-83 Family, or TI-84 Plus Family.
...onal arguments are allowed for the maximum number of iterations and/or initial guess of the sine functions period. The SinReg problem is therefore to find the a,b,c,d values for the sine formula that best fit the x,y data lists. More formally, best is defined to be the values that makes the follo...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11576
Solution 36979: "Unknown device" displays when I connect my TI-84 Plus family graphing calculator to the TI-Connect CE™ software
... 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 them as an "Unknown device". TI Connect CE only supports 2.55 OS...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36979
Solution 11749: Factorials of Decimal (0.5) Numbers on Texas Instruments Graphing Calculators.
...e Knowledge Base Search Why do I get an answer when I factor numbers ending in .5 on my graphing calculator? Factorial is defined as: The factorial is computed recursively using the relationship, (n+1)! = (n+1)*n!, until n is reduced to either 0 or -1/2. At this point, ...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.
...owledge Base Search How do I calculate a Median-Median Regression on the TI-83 Plus family of graphing calculators? Med-Med (median-median) fits the model equation y=ax+b to the data using the median-median line (resistant line) technique, calculating the summary points x1,y1,x2,y2,x3 a...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.
...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 expresses the proportion of the total variation in...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11748
Solution 34918: Calculating Derivatives on the TI-84 Plus Family of Graphing Calculators.
...hing calculators? The TI-84 Plus family of graphing calculators can only calculate numeric derivatives. Please refer to the example below. Example: Find the numeric derivative of f(x)=x² at x=2 Using MATHPRINT Mode: 1) Press [MATH]. 2) Press [↓] until 8:nDeriv( is selected and press [ENTER]. ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34918
Solution 11893: Saving Text to a TI Graphing Calculator.
...GM] [F2] 2) Select the name of the program to be edited using the function keys (F1-F5), then 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]...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11893
Solution 28370: Redeeming Technology Rewards Points For Professional Development Courses
...il address (preferred) or other contact information with the request and points. 3. Register for the selected course on www.education.ti.com when notification of eligibility and a promotion code is received from TI TRP. 4. Enter the promotional code in the registration form (the registration enti...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/28370
Solution 34912: Running an Assembly Program on the TI-84 Plus C Silver Edition, TI-84 Plus and TI-83 Plus.
...Asm(program name). If this procedure does not execute the programs, then consult the individual(s) from whom the program was received or the Readme files from the site where the programs were downloaded. Please see the TI-84 Plus C Silver Edition, TI-84 Plus and TI-83 Plus guidebooks for additi...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34912
Solution 34922: Graphing a Line Using Two Points on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...elect 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 input L1. 10) Sc...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34922
Solution 10443: Sending a Program From a TI-86 to a TI-85 Using a TI Connectivity Cable.
...eps below:• 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 GRA...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10443
Solution 12653: Converting Decimal Numbers Into Fractions on the TI-81.
...ecimal numbers into fractions. To have this functionality, please consider upgrading to Texas Instruments latest line of graphing calculators.You can find more information regarding these handhelds on the products page. Solution 12653: Converting Decimal Numbers Into Fractions on the TI-81. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12653
Solution 13342: Using the Exact() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...mode arithmetic regardless of the Exact/Approx mode setting to return, when possible, the rational-number equivalent of the argument. Note: tol specifies the tolerance for the conversion; the default is set to 0(zero). Refer to the examples provided below. Ex.1 exact(.25) [ENTER] Ex.2 exact...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13342
Solution 13323: Using the RandMat() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...he randMat() function is listed below. randMat(numRows,numColumns) The randMat() function returns a matrix of integers between -9 and 9 of the specified dimension. Reference the example provided below. Ex. Create a random generated matrix with 3 rows and 3 columns. • From the HOME screen pres...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13323
Solution 12650: Calculating Trigonometric Functions on the TI-81.
...Note: The TI-81 has been discontinued. When upgrading, consider the TI-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 cab...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12650
Solution 13321: Using the Rand() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...I-92 family and Voyage 200 graphing calculators? The syntax for the rand() function is listed below.rand([n])Where n is an integer ¹ 0 • With no specified n, rand() returns the next random number between 0 and 1 in the sequence. Ex. rand(6) may return the result of 5• When n is a positive value, ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13321
Solution 13305: Inserting and Deleting a Row, Column, or Cell in the Data/Matrix Editor on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
... [2nd][F6] and select 1:Insert 3) Select either 2:row or 3:column Please Note: When inserting a row in a list or data variable, the row is undefined. When inserting a row in a matrix variable, the row is filled with zeros. When inserting a column in a data variable, the column is blank. Wh...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13305
Solution 12648: Calculating Linear Regressions on the TI-81.
...lculator will display the form of the equation (y=a+bx) and then list the values for a and b (5.0256 and 1.2564 respectively) and the correlation coefficient (r) .9885.For more information regarding your Texas Instruments graphing calculator, please refer to the guidebooks section. Solution 1264...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12648
Solution 12060: Interpolation Calculations on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...family, TI-92 family, or the Voyage 200 have a built-in interpolation function. However, students, educators, and other users of the TI-89 family may find third-part sources available on the Internet for retrieval of a user-defined interpolation program for the TI-92 family and Voyage 200. Solu...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12060
Solution 13180: Sharing Applications Between the TI-89 Family Graphing Calculators.
...he arrow keys to highlight the desired App and press [F4] to ensure that a Ö (check mark) is displayed next to each App that will be transferred. 4) Finally, press [F3] and select option 1:Send to begin the transfer process. Please see the TI-89 family guidebook for additional information. Solu...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13180