Solution 11576: Algorithm Used for Calculating the Sine Regression On the TI-86, TI-83 Family, or TI-84 Plus Family.
...re errors.J? = sum[({a*cos(c)}*sin(b*x(k)) + {a*sin(c)}*cos(b*x(k)) + d - y(k))^2], for n = 1,2,...,nHence, the period/frequency guess can be used to compute the three parameters a*cos(c), a*sin(c) and d that minimize J? using linear regression methods. This gives us an initial guess at all the p...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11576
Solution 11752: Calculating Derivatives on the TI-83 Plus Family of Graphing Calculators.
... 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 (CAS) please refer to KB#24631. Please see the TI-83 Plus Family guidebooks for additional information. Solution 11752: ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11752
Solution 34919: Calculating the Present Value of a Perpetuity (Infinite Annuity) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...can select 500 as N. First, access the TVM solver by pressing [APPS] [ENTER] [ENTER]. Next, place the cursor next to PV and press [ALPHA] [SOLVE] to compute the present value: The present value is $-55,555.56. Please Note: There is not a way to find the future value of a perpetuity because the ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34919
Solution 34918: Calculating Derivatives on the TI-84 Plus Family of Graphing Calculators.
...ot 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) please refer to KB#24631. Please see the TI-84 Plus Family guidebooks for additional information. Solution 34918:...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34918
Solution 12217: Locked Variables Are Not Displayed in Open Dialog Box Choices on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculator.
... on a copy of the variable, but the variable itself). To edit locked variables, unlock the variable from either the VAR-LINK menu or use the "Unlock" command. Below is an example of unlocking a variable from the VAR-LINK menu: Below is an example of unlocking a variable using the "Unlock" com...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12217
Solution 13062: Solving a System of Equations on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Using the Gauss-Jordan method.
...Plus, and Voyage 200 graphing calculators do not have 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...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13062
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.
...• From the Zoom menu, select 2:ZoomIn or 3:ZoomOut. A cursor appears and the screen prompts for New Center?• 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 fami...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12177
Solution 11830: Correcting a Window Variables Domain Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
Solution 11830: Correcting a Window Variables Domain Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators. Solution 11830: Correcting a Window Variables Domain Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators. global Solution 11830: Co...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11830
Solution 11825: Axes do not Appear on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
Solution 11825: Axes do not Appear on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators. Solution 11825: Axes do not Appear on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators. global Solution 11825: Axes do not Appear on the TI-89 Family, TI-92 Family...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11825
Solution 12138: Font and Size of Characters Used on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...hat gets installed on the PC along with most of Texas Instruments' Windows® applications (such as NoteFolio Creator™). It is called Ti92Pluspc on the computer. On the calculator, most of the characters are 5 pixels wide by 7 pixels high in the body of the display screen. The small font in the too...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12138
Solution 12134: Using Strings on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...erform an action. Examples: Disp "The Result is", answer Input "Enter the angle in degrees", angle1 "Enter the angle in degrees" ->str1 Some input commands, such as InputStr, automatically store user input as a string and do not require the user to enter quotation marks. A string cannot be ev...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12134
Solution 12096: Graphing a Step Function on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
... the TI-89 Family, TI-92 Family, or Voyage 200 graphing calculator? A step function (or greatest integer function) can be graphed by using the int() command. The example below will demonstrate how to graph a step function on these calculators. Example: Graph the greatest integer of Y=X 1) Go t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12096
Solution 12088: Correcting a "Domain Error" when Performing Number Base Conversions on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
Solution 12088: Correcting a "Domain Error" when Performing Number Base Conversions on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators. Solution 12088: Correcting a "Domain Error" when Performing Number Base Conversions on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12088
Solution 11842: Algorithm Used for Symbolic Integration Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...d by substitutions, integration by parts, and partial-fraction expansion, much as described by J. Moses in "Symbolic Integration: The Stormy Decade", Communications of the ACM, August 1971, Volume 14, Number 8, pp. 548-559. Antiderivatives are NOT computed by any of the Risch-type algorithms. Def...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11842
Solution 12075: Viewing the Data Collected with the Calculator-Based Ranger™ (CBR™) and the Ranger Program on the TI-89 Family Calculators.
...IT. The calculator will display where the different data is located: L1 = Time L2 = Distance L3 = Velocity L4 = Acceleration • Press [2nd] [ESC] to completely exit the Ranger program. • Press [APPS]. • Select 6: Data/Matrix Editor or select the Data/Matrix icon if the Apps desktop is active (th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12075
Solution 11806: Creating and Evaluating User-Defined Functions on the TI-89 Family, TI-92 Family and Voyage™ 200.
...power(x,y). 4) Press [ENTER]. The message "Done" Will display. 5) Try xroot(3,4) and press [ENTER]. The answer displayed is 25. 2. Using the Define command. The Define command is under the F4:Other menu. It allows users to define a function name, including the argument list, as an expression. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11806
Solution 11865: The isPrime() Algorithm on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...eate these divisors, but cyclically adds the sequence of increments 2, 2, 4, 2, 4, 2, 4, 6, 2, 6 to generate these primes plus a few extra harmless composites. TI-92 Plus and TI-89 family start the same way, except that they stop this trial division after trial divisor 1021, then switch to a ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11865
Solution 10349: Calculation Method Used by the Polynomial Root Finder on the TI-85 and TI-86.
...The TI-85 polynomial root finder makes use of the built-in eigenvalue solver. The coefficients of the polynomial are used to create what is called a "companion matrix". Basically, the coefficients appear across a row or column (there are variations) and the rest of the matrix is all zeros except ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10349
Solution 10410: Algorithm for the Solver Function on the TI-85 and TI-86.
...the function evaluates to about -3E-13 (-12.5 on the graph). However, in the range of about +/- 2E-7 either side of x=-1, the function evaluation becomes erratic, with exact zero evaluations where pixels are blank and evaluations with positive sign at the top of the graph. The width of this e...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10410
Solution 10409: Activating the Finance or the Advanced Statistics Program on the TI-86.
... search. After downloading and installing the Finance or the Advanced Statistics application on the TI-86, the program must be activated before it becomes operational. Follow the procedure below to activate the application: • Press [2nd][CATLG-VARS][F1]. Press the down arrow key to select Asm(...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10409
Solution 12760: Preventing the Loss of Applications on the TI-89 Titanium and Voyage™ 200 Graphing Calculators With OS v3.xx.
...ange the batteries as soon as possible. Do not pull the batteries out while there is a progress bar displayed. Do not wait for the batteries to drain completely. 2) When changing the batteries, do not replace them one at a time. This could create a condition where the unit is interrupted during i...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12760
Solution 10392: Transferring Programs or Data Between a TI-82 and TI-83.
... data and programs from a TI-82 to a TI-83. However, differences between the two products may affect some transmitted data. The table below shows the commands the TI-83 software automatically adjusts to when received from a TI-82. TI-82 TI-83 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10392
Solution 11505: Sending Files from a TI-82 or TI-85 to a Macintosh® with the TI-GRAPH LINK 2 or the TI Connect™ Software.
... How can I send files from a TI-82 or TI-85 to a Macintosh® with the TI-GRAPH LINK 2 or the TI Connect software? When sending files to a Macintosh® computer from a TI-82 or a TI-85, it is necessary to access the LINK menu on the calculator, select the variables to transmit, and select TRANSMIT ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11505
Solution 18649: Finding the Length of a Vector Using the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...nowledge Base Search How can I find the length of a vector using a TI-89 family, TI-92 family or Voyage 200 graphing calculator? The norm() command is used to find the length of a vector. The norm() command can be found under the CATALOG. Please see the below instructions for finding th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18649
Solution 18469: Calculating the Summation of a Geometric Sequence Using the TI-89 Family, TI-92 Family, or Voyage 200™.
...t allow a step size to be entered; it always uses the default value of 1. However, if a different step size is required (such as for Riemann sums), a combination of both the sum( ) and seq( ) functions can be used in order to do this. Both functions are accessed by pressing [2nd] [MATH] [3] from ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18469