Solution 11865: The isPrime() Algorithm on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...e 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 rel...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11865
Solution 12130: Difference Between the FIX and FLOAT Display Digits Mode Settings on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...6, which means that results are rounded to a maximum of six digits. The [MODE] key can be used to select different settings which will apply to all exponential formats.Internally, the device calculates and retains all decimal results with up to 14 significant digits (although a maximum of 12 are ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12130
Solution 11863: The factor() Function Algorithm on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ors that exceed 65521. The methods include the well-known factorizations of binomials and quadratics, together with methods described by Geddes, Czapor and Labahn, "Algorithms for Computer Algebra", Kluwer Academic Publishers, Boston, 1992. Laguerre's method is used for approximate polynomia...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11863
Solution 11853: The Algorithm for cFactor() Function on the TI-89 Family, TI-92 Family, and Voyage 200™ Graphing Calculators.
...and Voyage 200 graphing calculators? The algorithm for cFactor() function is the same as the Algorithm For Factor() Function except the domain is temporarily set to complex so that complex factors are sought and not rejected. Please see the TI-89 family, TI-92 family, and Voyage 200 guidebooks f...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11853
Solution 11741: Displaying the Correlation Coefficient (R) and Coefficient of Determination (R^2) on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...orrelation coefficient will only be displayed for linear regression calculations (LinReg). The coefficient of determination will be displayed for all polynomial regression calculations (QuadReg, CubicReg, QuartReg).Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11741
Solution 11734: Creating Repetition in a TI Basic Program on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...Please Note: After the segment above executes, the content of the variable tempsum is 5050. Use the While...EndWhile when testing the condition is important. The block will execute as long as the condition is true. Program segment example: :... :1->i :0->temp :While i temp :1+i->i :EndWhile :D...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11734
Solution 11789: Solving Quadratic Equations using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... press [F2] [1]. 2) Press [X] [^] [2] [-]. 3) Press [3] [X] [-]. 4) Press [1] [0] [=] [0]. 5) Press [,] [X] [)]. 6) Press [ENTER]. In addition, the Polynomial Root Finder App is available for the TI-89 family, TI-92 Plus, and Voyage 200. Please see the TI-89 family, TI-92 family and Voyage 200 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11789
Solution 12116: Calculating Weighted Mean Using the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
...lists. Refer to the example below for calculating weighted mean using the TI-89 family, TI-92 Plus and Voyage 200 graphing calculators. Example : Suppose a student's grade in a class is determined as follows: 65% is from the test mean, 25% is from the final exam, and 10% is from homework. If the...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12116
Solution 10352: Inputting Complex Numbers on the TI-85 or TI-86 Graphing Calculators.
...ctangular form is to separate the real and imaginary parts using a comma. The syntax is: (real, imaginary). The notation to enter a complex number in polar form is to separate the magnitude and angle using the angle symbol. The syntax is: (magnitude < angle). The angle symbol is accessed by press...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10352
Solution 10414: Calculating Linear Regressions on the TI-86.
...LinR. • Now press [2nd] [LIST] to select the lists to use for the regression. • Press [F3] to select Names. Press the function key (F1-F5) that corresponds to xStat, press the comma button, then select yStat. • Press [ENTER] to perform the regression calculation. The calculator will display the...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10414
Solution 10410: Algorithm for the Solver Function on the TI-85 and TI-86.
...a function. It does not use any information other than function evaluations in its search for a root. The basic concept is to work between two "end points" and draw a secant line through them, projecting this line to its intersection with the x-axis. If the intersection is between these end ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10410
Solution 12109: Accuracy Information for the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...s the computational and graphing accuracy for the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? Computational Accuracy • Floating-point (decimal) values in memory are stored using up to 14 digits with a 3-digit exponent.• For min and max Window variables (xmin, xmax, ymin, yma...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12109
Solution 10453: Designing an Ellipse Using the Geometry Section of the TI-92.
...8] • Select '3: New...' • Select a name for this variable and press [ENTER] • Construct a circle. (Press [F3] and select '1: Circle' ) • Construct a point (A) on the circle. Construct a point (B) inside the circle • Connect those points with a segment. • Construct the perpendicular bisector (p...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10453
Solution 12760: Preventing the Loss of Applications on the TI-89 Titanium and Voyage™ 200 Graphing Calculators With OS v3.xx.
...e to the way applications are stored in Flash memory on the TI-89 Titanium and Voyage 200, with the Operating System (OS) version 3.xx release, it is possible to lose one or all preloaded Graphing Calculator Software Applications (Apps) when performing certain operations. These may include deleti...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12760
Solution 10399: Differential Equation Solver for the TI-85.
...for the TI-85? The method used in the TI-85 to solve differential equations is known as an adaptive stepsize Runge-Kutta method.In this method, a proposed step is taken by computing a solution with two separate Runge-Kutta formulas of different order (but which share evaluation points). An err...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10399
Solution 12791: Using a Function that Needs an Integer as an Argument in Approximate Mode using the TI-89 family, TI-92 Plus and Voyage™ 200.
...If the calculator is in approximate mode and the checkTmr( function is used with an integer argument, the argument used by the function is a floating point number and "Argument" error is returned by the unit. However, the following is entered checkTmr(exact(integer)), the calculator will return t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12791
Solution 24652: The Stefan-Boltzmann Constant Not Displaying as Listed in the TI-89 Family, TI-92 Family, or Voyage™ 200 Guidebook.
... That is what is happening with the Stefan-Boltzmann Constant, the lowest terms of Watts over Meters Squared is Kilograms over Seconds Cubed. It is possible to display the Stefan-Boltzmann Constant exactly as it is listed in the guidebook by using the conversion key. In order to do this we mus...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/24652
Solution 10395: Calculating a Linear Regression Using the TI-85.
... values for the two coefficients (a and b). It will also list a value for corr. This is the correlation coefficient, and it needs to be as close as possible to 1 to ensure a good fit. (1.0 is a perfect fit, and anything less is an approximation. For example, .999 would be an excellent fit.) T...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10395
Solution 10392: Transferring Programs or Data Between a TI-82 and TI-83.
... Knowledge Base Search What happens when data or programs are transferred between a TI-82 and TI-83? It is possible to transfer data and programs from a TI-82 to a TI-83. However, differences between the two products may affect some transmitted data. The...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.
...MIT on the TI-82 and SEND on the TI-85. Note: The Connection window will not show all the variables that are present on the calculator. So, it is not possible to drag and drop a variable from the calculator connection screen. Please see the TI-GRAPH LINK 2 guidebook for additional information. S...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11505
Solution 11788: Setting the Scientific Notation Mode on a TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculator.
...below to change the TI-89 family, TI-92 Plus and Voyage 200 answer format to scientific: 1) Press [MODE]. 2) Use the down arrow to scroll down to Exponential Format. 3) Click on the right arrow and scroll down to SCIENTIFIC. 4) Press the [ENTER] key to change the format. 5) Press [F2] to a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11788
Solution 10357: Unexpected Results Returned Performing Temperature Conversions with Negative Numbers on the TI-85 and TI-86.
...] [0] [)]• Press [2nd] [5] to access the conversion menu (CONV)• Press [F5] for the TEMP menu•Press [F1] for °C (Celsius), the conversion symbol will populate behind the °C• Press [F2] for °F (Fahrenheit), press [ENTER] and the result will be displayed.Please see the TI-85 and TI-86 guidebooks f...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10357
Solution 19149: Using Folders on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... [↑] and [↓] keys to highlight the applicable folder. Either: • Highlight the folder name and press [ENTER]. - or - • Press the corresponding number or letter for that folder. 5. Press [ENTER] to save the changes and close the dialog box. Tip: To cancel the menu or exit the dialo...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/19149
Solution 19089: Function Algebra on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...the backspace key) to erase the "2*x+6" in the entry line, so that the cursor is blinking to the right of the "=" 6. Input x-3 7. Use the [←] key to position the cursor to the left of the "f(x)" and then press [◊] [DEL] to delete the "f" 8. Press [G] ([ALPHA] [G] on the TI-89 family) - The entry...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/19089
Solution 18709: Calculating the gcd() (Greatest Common Divisor) on the TI-85 and TI-86 Graphing Calculators.
...on Divisor) on the TI-85 and TI-86 graphing calculators? The greatest common divisor (GCD) function returns the largest number that divides into two positive whole numbers or lists of positive whole numbers evenly. If both arguments are lists, they must have the same number of elements. If one a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18709