Solution 11868: Certain Polar Values Not Computed on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...es? The TI-89 family, TI-92 Plus, and Voyage 200 will not always return computed results for complex polar values in EXACT or AUTO modes. These calculators internally compute expressions in rectangular form that are then converted into polar form. Converting a very complic...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11868
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.
...Search What is the difference between the FIX and FLOAT Display Digits mode settings on the TI-89 Family, TI-92 Family and Voyage 200? By default, the Display Digits mode setting is FLOAT 6, which means that results are rounded to a maximum of six digits. The [MODE] key can be used to se...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12130
Solution 12120: Clearing All Variables on the TI-89 Family, TI-92 Family, and the Voyage™ 200 Graphing Calculator.
...ro on my TI-89 family, TI-92 family, or Voyage 200 graphing calculator? The instructions for clearing all variables and resetting them back to the default value on the TI-89 family, TI-92 family, or Voyage 200 graphing calculator have been provided below: To clear the variables on TI-89 family c...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12120
Solution 10404: Table Feature on the TI-85.
...the documentation that is located with the program file. This documentation will have directions to run the program and contact information for the author(s) of the program. Please see the TI-85 guidebook for additional information regarding executing programs. Solution 10404: Table Feature on...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10404
Solution 10399: Differential Equation Solver for the TI-85.
...t are based on the adaptive step size. This is noticeable as a solution plots a number of pixels in "spurts" or during a trace when the calculator pauses to calculate for some time on some pixel jumps. To be more specific, the calculator computes a solution value at each "t" value of (tMin + ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10399
Solution 24652: The Stefan-Boltzmann Constant Not Displaying as Listed in the TI-89 Family, TI-92 Family, or Voyage™ 200 Guidebook.
...xactly at listed in the guidebook? The reason the calculator does not display the Stefan-Boltzmann Constant exactly as listed in the guidebook is because of its simplification algorithm. The calculator will always try to simplify the units entered to simplest terms. For example entering an a cal...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/24652
Solution 21411: Graphing the Density of a Curve on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
...d select the Statistics with List Editor App. • When the "Folder Selection for Statistics Application" window appears, press [ENTER] to select the default folder (main). • Press [1] [0] [ENTER] [1] [1] [ENTER] [1] [2] [ENTER] [1][3] [ENTER]. • Press [►] [1] [ENTER] [2] [ENTER] [3] [ENTER] [1] [EN...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/21411
Solution 18649: Finding the Length of a Vector Using the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...ngth of a vector. The syntax for vectors is [v1,v2]: Example: Find the length of vector [50,180]. Please Note: The calculator should be set to itd default mode settings. To do this press [2nd] followed by [6]. Then press [F1], choose Default and press [ENTER] until the "Defaults Set" message appe...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18649
Solution 18249: Finding the Real and Imaginary Parts, and Modulus (Absolute Value) of an Algebraic Expression using Complex Numbers on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...amily and Voyage 200 graphing calculators. Example: What are the real and imaginary parts and modulus of (1+i)(5-2i)? Solution: 1) Change the mode to Auto by pressing [MODE][F2], scroll down to Exact/Appox and highlight and select Auto and press [ENTER][ENTER]. 2) On the home screen press [2nd][...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18249
Solution 10215: Polynomial Root Finder and Simultaneous Equation Solver App gives Unexpected Result for the TI-83/84 Plus, TI-89/TI-92/Voyage 200 and the TI-85/TI-86 families of the Graphing line of Calculators.
...ode settings for Polynomial Root Finder and Simultaneous Equation Solver App. The mode screen will look very similar to the basecode settings. The default setting is REAL for display, hence showing NONREAL for any roots that contain imaginary parts. Select the display mode to be a+bi, which wil...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10215
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.
...). This does not mean that the algorithm in the TI-89 family, TI-92 family, and Voyage 200 is weaker than that in the TI-85 and TI-86, simply more cautious. This means that the TI-89 family, TI-92 family, and Voyage 200 are more likely to occasionally report that a linear system is singular whe...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11695
Solution 11401: Selecting Multiple Equations Under Different 'When' Headings in the ME*Pro® Application.
... Why am I unable to select multiple equations under different 'when' headings using the ME*Pro® App? Conditions for an equations under each 'when' clause are generally exclusive to each other. In Beams and Columns of the Equations Section, equations for the slope of beam deflection are differen...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11401
Solution 12323: Calculating the Linear Regression on the TI-30X IIB / TI-30X IIS.
...] or the down arrow to save the last data point or FRQ value entered. If users add or delete data points, the TI-30X IIS/B or the TI-34 Explorer Plus automatically reorders the list.7) When all points and frequencies are entered, press [STATVAR] to display the menu of variables. 8) Use the left a...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12323
Solution 15402: Numeric Notation Modes on the TI-30X IIS/B, TI-30XS MultiView™ and TI-34 MultiView™ Scientific Calculators.
...des - NORM and SCI. The mode settings can be accessed by pressing the [mode] key. The meanings for each mode setting is listed below. • FLO/NORM - default setting for the calculator's numeric notation mode. If possible, all solutions will be displayed in floating (FLO) point decimal or normal (NO...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/15402
Solution 11844: Resetting the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...nd contains the following options: • All RAM - Clears all variables and programs from RAM only. This will not delete items from Archive or Apps. • Defaults - Does not clear any files from the calculator. Instead, this option resets the calculator settings to default, including the Mode, Graph For...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/11844
Solution 11404: Unexpected Loss of Apps on the TI-89 Family, TI-92 Plus, or Voyage™ 200 Graphing Calculators.
...order. This most likely is not the order that they are stored in on the calculator.NOTE: When Apps are being deleted from the calculator, do so with caution. Make sure the batteries are not weak. Do not pull the batteries out while there is a progress bar displayed.Please see the TI-89 family, TI...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/11404
Solution 34878: Explanation of r^2 and R^2 on the TI-84 Plus C Silver Edition Graphing Calculator.
... Myers, pp. 393 and 423) The reason that R2 is used instead of r2 for quadratic (QuadReg), cubic (CubicReg), and quartic (QuartReg) regressions is because, for each of these, we are artificially forming more than one independent variable. For example, for quadratic regression, the independent var...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/34878
Solution 10607: Varying Processing Speeds of Some TI-89 Models.
Solution 10607: Varying Processing Speeds of Some TI-89 Models. Solution 10607: Varying Processing Speeds of Some TI-89 Models. global Solution 10607: Varying Processing Speeds of Some TI-89 Models. website ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/10607
Solution 32471: Storing and Recalling Operations using the TI-34 MultiView™.
... Press [2nd] [quit] to exit screen. Please Note: [op1] or [op2] recalls and displays the operation on the entry line. The TI-34 MultiView calculator automatically calculates the result (without pressing [enter]). 5) Press [8] [op1]. The answer is displayed automatically. The screen should disp...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/32471
Solution 12264: Error Displayed When Performing Long Calculations Using the TI-30Xa Scientific Calculator.
...means it stores up to 4 pending operations in memory (2 when STAT is displayed). Equations with 5 or more pending operations violate this limitation causing the calculator to display an error. (see the example below)Example: 11757 + 3 * (500 + 7 * (138 + 257)) The calculation has been broken down...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/troubleshooting-messages-unexpected-results/12264
Solution 15929: Range of Binary, Octal, and Hexadecimal Numbers that can be Entered on the TI-36X Solar.
...complements). Hexadecimal numbers between 2540BE3FF and FDABF41C01 are equivalent to decimal values that are outside the range of the calculator and cause errors. Please see the TI-36X Solar guidebook for additional information. Solution 15929: Range of Binary, Octal, and Hexadecimal Numbers tha...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/15929
Solution 13482: The xRes Setting is Grayed Out and Cannot be Changed on TI-89 Titanium or Voyage™ 200 with OS Version 3.10.
...9 Titanium or Voyage 200? The solution lines have been affected in the new discontinuity detection setting put into OS 3.10. If it is engaged (the default setting), then xRes will be set automatically by the calculator. To turn it off:1) Go to the Window Screen.2) Press F1 and choose 9:Format...3...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/13482
Solution 39437: Troubleshooting a TI-36X Pro that will not turn on.
...pening the back of the calculator voids the one-year, limited warranty. This must be done carefully, as we cannot be held responsible for any damage caused when you attempt to replace the battery. If your calculator is already out of warranty, you might choose to remove the back case to replace t...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/troubleshooting-messages-unexpected-results/39437
Solution 12072: Troubleshooting an ER_throw Error Message on the TI-89 Family, TI-92 Family or Voyage™ 200 Graphing Calculators.
...ing the calculator should correct this issue. The reset procedure will delete all stored programs and data and should return the calculator to its default settings. TI-89 or TI-89 Titanium Reset Procedure• Press and hold the [2nd] key and the left and right arrow keys.• While holding these keys, ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12072
Solution 15180: Replacing and Installing the Battery In a TI-15 Explorer™ Calculator.
...pening the back of the calculator voids the one-year, limited warranty. This must be done carefully, as we cannot be held responsible for any damage caused when you attempt to replace the battery. If your calculator is already out of warranty, you might choose to remove the back case to replace t...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/15180