Solution 34429: Finding the Row Echelon Form on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... home screen with the name of the matrix. The example below will demonstrate this procedure. Example: Find the ref() of matrix [A] Solution: To enter the matrix: • Press [2nd] [MATRIX]. • Scroll to Edit. • Press 1: [A]. • Input the dimensions [2] [ENTER] [3] [ENTER]. • Input the matrix entri...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34429
Solution 32831: Deleting NoteFolio™ Files on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...eFolio App by pressing [2ND] [QUIT]. • Press [2ND] [MEM] to display the Memory menu. • Press 2: Mem Mgmt/Del... • Scroll to AppVars... and press [ENTER]. • Scroll to the name of the NoteFolio file that you want to delete. • Press [DEL]. • Press 2: Yes to confirm deletion. Note: Some files ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/32831
Solution 25070: Troubleshooting Issues Capturing Application Screen Images using the TI Screen Capture Application of the TI Connect™ Software.
...m) • SimCalc MathWorlds • Decimal Defender • SmartPad • Puzzle Pack • EasyData™ App • DataMate™ App • CBL™ Experiment Workbook App Real World Math with the CBL App TI-89 family/TI-92 Plus/Voyage™ 200 Apps All apps can be screen captured using the TI Screen Captu...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/25070
Solution 18449: Adjusting the Window Settings in the Conic Graphing Application.
...after selecting an equation to graph. To change the mode to Man:• Start the Conic Graphing App and press [MODE].• Place the cursor on Man and press [ENTER].• Press [F1] to exit the mode screen.To view the Windows Settings screen:• Select a conic section from the CONICS main menu: CIRCLE, ELLIPSE,...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/18449
Solution 12215: Exchanges or Upgrades of TI Graphing Calculators.
... Knowledge Base Knowledge Base Search Does TI offer exchanges or upgrades for TI graphing calculators? Texas Instruments does not have a policy that allows users to exchange one model of a calculator for another. TI also does not trade out one model calculator for...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/warranty-replacement-options/12215
Solution 34507: Performing Polar and Rectangular Conversions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...erform polar to rectangular and rectangular to polar coordinate conversions. Converting coordinates requires two separate operations, one for each point in an ordered pair. For Example: Convert polar coordinates (1, p) to rectangular coordinates using P►Rx( and P►Ry( 1) Press [MODE]. 2) Press [D...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34507
Solution 13405: Opening Picture Files on the TI-83 Plus and TI-84 Plus.
...STO. • Press [2] for 2:RecallPic. • Press [VARS] and choose 4:Picture... to view a list pictures on the calculator. • Scroll to a picture and press [ENTER]. • Press [ENTER] to view the picture. Please see the TI-83 family and TI-84 Plus family guidebooks for additional information. NOTE: TI-Nspir...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13405
Solution 12192: Graph of Certain Functions in Polar Mode Displays Negative Values on TI Graphing Calculators.
...isplay negative values? When graphing certain functions in polar coordinates, r can indeed be negative. For example, the graph of 6*sin(2q). r represents the distance away from the origin (radius), and q represents the angle deviation from 0. If r is negative, then the point is reflected over the...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12192
Solution 12025: Deleting a StudyCards™ Stack File on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... as application variables. Follow the steps below to delete an application variable: 1) Press [2ND] [MEM] [2].2) Scroll down to AppVars... 3) Press [ENTER].4) Scroll down to the stack that needs to be deleted and press the [DEL] key.5) Confirm the deletion by selecting [Yes].Please see the StudyC...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12025
Solution 12031: Locating the SAT Prep StudyCards™ After Transferring Them to the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...cess the SAT Prep StudyCards, please follow the steps below: • Press the [APPS] key. • Use the arrow keys to navigate down to "StudyCrd" and press [ENTER] to select it. • Select "Choose New Stack". • Use the arrow keys to select the name of the SAT Prep StudyCards and press [ENTER]. For additi...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12031
Solution 11989: Solving a Quadratic Equation Using Numeric Solver on the TI-83 Plus and TI-84 Plus.
...Solver" feature is limited to solving for only one solution at a time. Because there are generally two solutions for a quadratic equation, two different guesses must be entered into the solver to find both solutions. After finding the first solution, enter a new initial guess or new bounds to loo...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11989
Solution 11931: Calculating and Graphing Quadratic Regressions on the TI-83 Plus.
...and graph a quadratic regression using the TI-83 family, TI-84 Plus family, and TI-Nspire handheld in TI-84 Plus mode. Data for this example: To enter the data: 1) Press [STAT] [1] to access the STAT list editor. 2) Input the data in the L1 and L2 lists, pressing [ENTER] after each number. ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11931
Solution 11952: Deleting a CellSheet™ File on the TI-83 Plus and TI-84 Plus.
...s application variables. Follow the procedure below to delete an application variable: • Press [2nd][MEM] • Scroll to 2:Mem Mgmt/Delete and press. [ENTER] • Scroll down to select B: AppVars... and press [ENTER] • Place the cursor next to the stack to be deleted and press the [DEL] key. •...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11952
Solution 11780: Number Base (Hex, Dec, Oct or Bin) Conversions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ily, and TI-Nspire handheld in TI-84 Plus mode do not have a built-in number base converter.Many third-party websites have programs for Texas Instruments graphing handhelds available for download. Performing an Internet search, for example, "TI-84 Plus +number base converter", will return many we...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11780
Solution 11793: Unable to Graph Multiple Functions on the TI-83 Plus Family and TI-84 Plus Family Graphing Calculators.
...84 Plus and TI-83 Plus: 1) Press 1:Uninstall Please Note: Uninstalling the Application does not erase it from the calculator, it disables it from interfering with the normal graphing modes. Now the Y= editor should return to the normal display. Please see the TI-83 Plus Family and TI-84 Plus...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11793
Solution 11771: Graphing Slope Fields on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ators? The TI-83 Plus and TI-84 Plus family of graphing calculators do not have the ability to graph Slope Fields. This feature is only available on Computer Algebra System (CAS) calculators such as the TI-89 Titanium or TI-Nspire CX II CAS. Please see the TI-83 Plus and TI-84 Plus Family guideb...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11771
Solution 11740: Displaying Radicals in Answers on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...4 Plus mode do not have the functionality to display radicals in the solution. This type of functionality can only be found on products that have the Computer Algebra System (CAS) such as the TI-89 Titanium or TI-Nspire CX II CAS. Therefore, a square root symbol (radical) cannot be displayed in t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11740