Solution 11758: Functionality of the Function Keys [F1 - F5] on the TI-83 Family, TI-89 Family, TI-92 Family and Voyage™ 200.
...key must be pressed 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, providin...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
...guration 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 and above for the TI-84 Plus family. Note: The TI-Nspire™ Handheld in TI-84 Plus Mode will also display as "Unknown device", TI Connect (v4.0) is the r...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36979
Solution 11752: Calculating Derivatives on the TI-83 Plus Family of Graphing Calculators.
...,T,θ,n] [x²] [,] [X,T,θ,n] [,] [2] [)] [ENTER]. Additional Note: The TI-83 Plus family of graphing calculators do not have symbolic manipulation capabilities. They cannot find the symbolic derivative of a function. For a list of TI graphing calculators that have the Computer Algebraic System (C...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11752
Solution 11749: Factorials of Decimal (0.5) Numbers on Texas Instruments Graphing Calculators.
... is dealing with a single degree of freedom for one of these functions, one must compute g(1/2), which is equivalent to (-1/2)!. Hence, providing the ability to do half factorials provides users with the ability to duplicate the pdf computations provided, without having to invent their own factor...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11749
Solution 11748: Explanation of r^2 and R^2 on the TI-83 Family or TI-84 Family Graphing Calculator.
...fficient 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 the random variable X. Thus, a correlation of 0.6 means t...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.
...the P>Rx( function onto the home screen. 3) Press [5] [,] [3] [0] [ ) ]. 4) Press [STO>] [X,T,theta,n] [ENTER] (the Rx value is now stored to the variable X). 5) Press [2nd] [APPS] [8] to access the ANGLE menu and paste the P>Ry( function onto the home screen. 6) Press [5] [,] [3] [0] [ ) ]. 7) ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34921
Solution 21911: nDeriv and Derivative Commands Use Different Algorithms to Compute Answers.
...he nDeriv() command uses the following formula: (f(var+step) - f(var-step))/(2*step) Please Note: On the TI-86, replace 'step' with the tolerance variable. In general, the derivative command is more accurate than the nDeriv command with the default step/tolerance (.001 by default). Solution 2191...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/21911
Solution 34918: Calculating Derivatives on the TI-84 Plus Family of Graphing Calculators.
... [X,T,θ,n] [x²] [,] [X,T,θ,n] [,] [2] [)] [ENTER]. Please Note: The TI-84 Plus family of graphing calculators do not have symbolic manipulation capabilities and cannot find the symbolic derivative of a function. For a list of TI graphing calculators that have the Computer Algebraic System (CAS...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.
...tems. 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] 4) Now input the text information Recalling a file in the text editor: 1) Press [APPS] [9] [2] 2) Select the var...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11893
Solution 34894: Answers Displaying in Scientific Notation When in Normal Mode on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... Plus family of graphing calculators? Notation Modes only effect the way answers are displayed. If the answer cannot be displayed in 10 digits or the absolute value is less than .001, it will default to Scientific Notation. This is a limitation of the TI-83 Plus and TI-84 Plus family of graphing ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34894
Solution 13680: Finding Proper Fractions and Common Denominators on the TI-89, TI-89 Titanium, TI-92 Family or Voyage™ 200 Graphing Calculators.
... the propFrac ([F2] 7) and comDenom ([F2] 6) functions. The syntax for the expressions is as follows: propFrac (rational expression [,var]) - the variable is with respect to a proper fraction. comDenom (expression [,var]) - the var is for common denominators that collect similar powers of this va...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13680
Solution 10442: Executing TI-Basic and Assembly (ASM) Programs on the TI-86.
...tten in TI-Basic on the TI-86: 1) Press the [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 th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10442
Solution 13326: Using the RandSeed Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...d function on the 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 rando...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13326
Solution 12651: Clearing the Memory on the TI-81.
...creen 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 memory is being used by the STAT editor and the PRGM editor. If option 2. Reset is selected, the memory of the graphing ca...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12651
Solution 13323: Using the RandMat() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...he example provided below. Ex. Create a random generated matrix with 3 rows and 3 columns. • From the HOME screen press [2ND] [MATH] • Select 7:Probability and 7:randMat( • Press [3] [,] [3] and [ENTER] to display the matrix solution For additional instructions, refer to the online guidebook ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13323
Solution 12650: Calculating Trigonometric Functions on the TI-81.
...he 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 cable to connect the handheld to your computer for downloading Apps,...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12650
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.
...umn is inserted before the row or column that contains the highlighted cell. In the Data/Matrix Editor: 1) Move the cursor to any cell in the applicable row or column 2) Press [2nd][F6] and select 1:Insert 3) Select either 2:row or 3:column Please Note: When inserting a row in a list or ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13305
Solution 12060: Interpolation Calculations on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...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. Solution 12060: Interpolation Cal...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.
...her? Refer to the steps provided below to transfer Apps from one TI-89 family graphing calculator to another. Use the data or USB unit-to-unit link cable to connect the two TI-89 family graphing calculators. On the calculator that will be receiving the App: 1) Press [2ND] [VAR-LINK] [F3] to acce...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13180
Solution 13062: Solving a System of Equations on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Using the Gauss-Jordan method.
...a one-key Gauss-Jordan method function. However, if you know what transformations you want to accomplish on a matrix, there are several commands available that allow the user to add or swap rows as it is done when using the Gauss-Jordan method. Example: Solve the following system of equations:3X ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13062
Solution 12184: Algorithm for the Exec Command on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...g consisting of a series of Motorola 68000 op-codes. These codes act as a form of an assembly-language program. If needed, the optional expressions enable users to pass one or more arguments to the program.It is recommended that a backup of programs and data are created prior to usage of this com...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12184
Solution 14240: Converting Between Fractions and Decimals on the TI-73 Explorer™.
...n digits of any decimal. The Decimal Notation mode determines the display of the result. The image below depicts some of the conversion options available: Example 1: Converting a fraction to a decimal. 1) Enter 3 and press [b/c] [ 4] [FD] [ENTER] Example 2: Converting a decimal to a fractio...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14240
Solution 12177: Using the ZoomBox, ZoomIn, and ZoomOut Tools to Explore a Graph on the TI-89 Family, the TI-92 Family, and the Voyage™ 200.
...enter?• Move the cursor to the point that will become the new center to zoom in or out, and then press [ENTER]. The calculator adjusts the window variables. Please see the TI-89 family, TI-92 family and Voyage™ 200 guidebooks for additional information. Solution 12177: Using the ZoomBox, ZoomIn,...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12177
Solution 12176: Using the Numeric Solver on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...If the Apps Desktop is on, press [APPS] and select Numeric Solver. 2) At eqn: press [3] [0] [=] [5] [X] [ENTER].3) Move the cursor to the unknown variable and press [F2].The displayed answer will show 6.Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12176
Solution 14291: Performing Cosecant, Cotangent and Cosine Functions on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...Inputting cot(60)will return the result of 0.577335. Example 3: Inputting csc(60) will return the result of 1.1547. Please Note: The results provided above are based on the calculator being in DEGREE Angle mode and APPROXIMATE Exact/Approx mode. Please see the TI-89 family, TI-92 family and Voyag...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14291