Solution 10349: Calculation Method Used by the Polynomial Root Finder on the TI-85 and TI-86.
... even for high order polynomials. This does not imply that a closed form solution for roots of polynomials of order 5 and greater has been found. The QR method for computing the eigenvalues is an iterative technique and is not guaranteed to converge to a solution. Please see the TI-85 and TI-86 ...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.
...tions needed to reduce the range around this "minimum" that (to it) may or may not be a root. In fact, for the calculator to call this a root, it requires a function evaluation of opposite sign or exactly zero. For this equation, in exact arithmetic we should not get a change of sign in the n...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.
...unded as specified by the applicable mode settings (Display Digits, Exponential Format, etc.), with a maximum of 12 digits and 3-digit exponent.• RegEQ displays up to 14-digit coefficients.• Integer values in memory are stored using up to 614 digits. Graphing Accuracy • The Window variable xmin i...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12109
Solution 10409: Activating the Finance or the Advanced Statistics Program on the TI-86.
Solution 10409: Activating the Finance or the Advanced Statistics Program on the TI-86. Solution 10409: Activating the Finance or the Advanced Statistics Program on the TI-86. global Solution 10409: Activating the Finance or the Advanced Statistics Program on the TI-86. website ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10409
Solution 12062: Calculating Median-Median Regression Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...s the X values are in C1). 8) Press the down arrow, then press [alpha] [C] [2] (indicates the Y values are in C2). 9) To graph the line, select an equation number after "Store ReEQ to..." 10) Press [ENTER] [ENTER]. A dialog box will appear with the median-median regression variables. Plea...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12062
Solution 10437: Performing Fraction Calculations on the TI-85 or TI-86.
Solution 10437: Performing Fraction Calculations on the TI-85 or TI-86. Solution 10437: Performing Fraction Calculations on the TI-85 or TI-86. global Solution 10437: Performing Fraction Calculations on the TI-85 or TI-86. website ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10437
Solution 23550: Performing Laplace and Inverse Laplace Transformations on the TI-89 Family, TI-92 Plus, Voyage™ 200 Graphing Calculators.
...r electrical engineering) one can add this functionality. To do an actual transformation, use the below example of f(t)=t, in terms of a universal frequency variable Laplaces. The steps below were generated using the ME*Pro application. 1) Once the Application has been started, press [F4:Referenc...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/23550
Solution 19149: Using Folders on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...and folders. 1. Press [2nd] [VAR-LINK] to display the VAR-LINK screen. 2. Press [F1] [5] to select 5:Create Folder from the Manage menu. 3. Type a unique folder name up to eight characters, and press [ENTER] twice. After a new folder is created from the VAR-LINK, that folder is not automatical...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/19149
Solution 18689: Calculating the gcd() (Greatest Common Divisor) on the TI-73 Family Graphing Calculators.
...ument is a list and the other a non-list, the non-list is paired with each element of the list, and a list is returned. Note: This is function is frequently used with fractions to reduce them to lowest terms on the TI-73 family. The syntax is as follows: gcd(valueA,valueB) Examples: • ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18689
Solution 31951: Correcting a TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculator That is Locked Displaying "Busy" When Calculating Sigma Summation.
...y, or Voyage 200 graphing calculator when I calculate sigma summation? The summation failures occur when the calculator attempts to locate an exact equivalence for a calculation that can only be displayed as a decimal approximation. To correct the "busy" error when you are calculating sigma summ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/31951
Solution 11707: Calculating Linear Regressions on the TI-89 Family, TI-92 Family, and Voyage 200™ Graphing Calculators.
... c1 (Indicates the x variables are in c1) • Press the down arrow, then input c2 (Indicates the y variables are in c2) • To graph the line, select an equation number after Store RegEQ to... • Press [ENTER][ENTER] The dialog box with the linear regression variables will be displayed. Please see ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11707
Solution 38017: Transferring an Operating System (OS) From Unit to Unit on the TI-89, TI-89 Titanium, TI-92 Plus, and Voyage 200.
...: You can only transfer from the same model of calculator to another as the OS files for the TI-89, TI-89 Titanium, TI-92 Plus, and Voyage 200 are unique and not cross compatible.Additional Note: Installing the OS will erase all data on the calculator.• Link two like units together.• On the recei...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/38017
Solution 11695: Algorithm Used to Compute a Cubic Polynomial on a TI-85, TI-86, TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... 32100} The TI-89 family, TI-92 family, Voyage 200, TI-85, and TI-86 will try to determine a cubic polynomial that best fits this data in the least squares sense by attempting to solve a linear system that is defined by the normal equations. It turns out that the normal equations for this data s...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11695
Solution 12173: Use of the Approx() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...The function approx() returns the evaluation of an expression as a decimal value, when possible, regardless of the current Exact/Approx mode. It is equivalent to entering the expression and pressing [Diamond][ENTER] on the Home screen. Examples: approx(π)[ENTER] will return 3.14159 app...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/40304
Solution 12106: Verifying a Symbolic Result on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
... When a symbolic result is different than the expected result there are several tools in the unit that can be used to help verify that the result is equivalent. Please follow the steps listed below for an example problem. Factor the polynomial: -16x^3-24x^2 1. Make sure there are no values or ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12106
Solution 30571: Creating User Defined Units For Unit Conversion on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...may define a unit to store in the units menu. For example, to convert cubic feet into gallons or vice versa, it is known that 7.48051948 gallons is equal to one cubic foot. This value may be saved as _CUBFT in the units menu by following the steps below: 1) Press [ON] [HOME] [CLEAR]. 2) Press [7...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/30571
Solution 10403: Symbolic Manipulation Capabilities of the TI-85 when Computing Derivatives.
...tware applications (Apps). Like the TI-85, the TI-89 Titanium is ideal for advanced mathematics classes like calculus, engineering, and differential equations. The TI-89 Titanium is electronically upgradeable, includes symbolic manipulations, 3D graphing, statistics, and more! The TI-Nspire CX CA...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10403
Solution 10418: Converting Mixed Numbers into Improper Fractions on a TI-85 or TI-86 Graphing Calculator.
Solution 10418: Converting Mixed Numbers into Improper Fractions on a TI-85 or TI-86 Graphing Calculator. Solution 10418: Converting Mixed Numbers into Improper Fractions on a TI-85 or TI-86 Graphing Calculator. global Solution 10418: Converting Mixed Numbers into Improper Fractions on a ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10418
Solution 10421: Creating and Using Strings on the TI-86.
...r products Knowledge Base Knowledge Base Search How do I create and use strings on the TI-86? A string is a sequence of characters that are enclosed within quotation marks. Strings define characters to be displayed in a program and accept input from the key...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10421
Solution 11402: Starting the Calculus Tools Application on the TI-89 Family.
... Base Search Where is the Calculus Tools menu and why do I see a normal TI-89 family menu after accessing the App? The Calculus Tools App requires specific mode settings to run correctly. If one of these mode settings is different, the App will not run. If the App is accessed with the i...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11402
Solution 11371: Amount of RAM and Archive Memory Used by Calculator Software Applications (Apps) for the TI-89 Family, TI-92 Plus, and the Voyage™ 200 Graphing Calculator.
...yCards™235235792Statistics with List Editor81617428Statistic with List Editor ( French)3014592Statistic with List Editor (German)3017324Simultaneous Equation Solver117285658Polynomial Root Finder110450270Finance 18443224Statistic with List Editor (Spanish)3016686Spanish (Espanol)11039632German (D...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/11371
Solution 16830: Availability of the TI-86 Advanced Statistics Program.
...tistics application is attached to this Knowledgebase at the top right of this page. Please note the Advanced Statistics application for the TI-86 requires activation after installation. For further questions regarding the TI-86 Advanced Statistics application, please reference the attached gui...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/16830
Solution 11370: Activating or deactivating the Apps Desktop on the TI-89 Family, TI-92 Plus and Voyage™ 200.
Solution 11370: Activating or deactivating the Apps Desktop on the TI-89 Family, TI-92 Plus and Voyage™ 200. Solution 11370: Activating or deactivating the Apps Desktop on the TI-89 Family, TI-92 Plus and Voyage™ 200. global Solution 11370: Activating or deactivating the Apps Desktop on t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11370
Solution 10587: Differences Between the TI-86 and the TI-89 Family Graphing Calculators.
...are listed below. Some of the TI-86 functions are not built in the TI-89 family. These functions include: • Polynomial Root Finder. • Simultaneous Equations Solver. Please Note: These features can be added to a TI-89 family calculator with the Polynomial Root Finder and Simultaneous Equation S...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/10587
Solution 13902: Algorithm for the Convert Logbase (>logbase) Function on the TI-89 Titanium and Voyage™ 200 with OS v3.10.
...implifies to 3/log2(10) ¡Ö 0.90309... (¡Ö log(8)). The ►logbase(n) does not change the value of the argument to which it is applied (log(8,2) is not equal to log(8), so one should not expect the ►logbase(2) conversion to return the value of log(8,2) when applied to log(8). In other words, the in...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13902