Solution 16510: How To draw a vertical line on a TI-86.
...ress [MORE]. • Press [F2] for the Draw function. • Press [F3] for the Vertical line. • Use the left and right arrows to move the line to where you want it. • Press [ENTER]. • To enter another line just move the arrow keys and press [ENTER]. The second option: • On the home screen press [2...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/16510
Solution 12165: The cFactor() function on The TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
...ression1) returns the expression1 factored with respect to all its variables over a common denominator. expression1 is factored as much as possible toward linear rational factors even if this introduces new non-real numbers. This alternative is better to use when doing factorization with respect ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12165
Solution 11818: Algebra Problem Identities for 00 using the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
... Knowledge Base Knowledge Base Search Why does 0^0 =1 using the TI-89 family, TI-92 family, or Voyage 200? While this was considered a domain error on TI-85, TI-83, and TI-82, there are a number of reasons that algebra problems are handled reasonably with the ident...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11818
Solution 12095: Finding Limits with Direction on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...e left, right, and both sides. To find the limit command, please press [F3:Caclulus] and select [3:limit(]. From the left: limit(x/(x-3),x,3,-1) (-1 was arbitrarily chosen to specify the left direction. Any negative number can be used.) The screen will show the - infinity symbol. From the ri...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12095
Solution 12093: Displaying Asymptotes on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
...the example above, the specified xmin and xmax window settings placed each plotted point exactly 0.2 units apart, starting at x = -9.0, assuming xres was set to its default value of 2. The distance on the x-axis between successive pixels is stored in the system variable Dx. Choosing different xmi...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12093
Solution 11805: Negative Exponents of Zero Return Inconsistent Answers on the TI-89 Family, TI-92 Family and Voyage™ 200.
...raised to a negative exponent: 0^-1 solution "undef" 0^-2 solution infinity 0^-3 solution "undef" 0^-4 solution infinity etc... The answer should always be undefined since (0/1)^-n is (1/0)^n. Solution 11805: Negative Exponents of Zero Return Inconsistent Answers on the TI-89 Family, TI-92 F...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11805
Solution 15346: Graphing 2D Implicit Functions on the TI-89 Titanium, TI-92 Plus, and Voyage™ 200.
...ialog box.. • Set Style = IMPLICIT PLOT. • Press the green diamond key and then [F3] to display the graph. Notes: • Graphing implicit functions this way takes a long time. • Change the format style to WIRE FRAME if the function is taking a very long time to graph. • It is not possible to trace a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15346
Solution 15320: Performing Order of Magnitude on the TI-86 Graphing Calculator.
... on the TI-86 Graphing Calculator. website Home | Computer Software, iPad and Chrome Apps Knowledge Base Knowledge Base Search How do I perform an order of magnitude computation on th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15320
Solution 12087: Clock Will Not Display on a TI-89 or TI-92 Plus Graphing Calculator with Operating System (OS) 2.08 or Above.
... system (OS) 2.08 or above? The clock features of the latest OS's will not function on a TI-89 and TI-92 Plus (or TI-92 with a Plus Module) with hardware version 1. To determine if a calculator has a hardware version 1 unit: • On the Home Screen, with custom menus disabled, press [F1], and cho...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12087
Solution 12085: Apps Icon Desktop Setting and Clock Functionality for the TI-89 or TI-92 Plus.
... of the icon Apps desktop and clock functionality of the Voyage™ 200. Please note that the clock will only work on units whose About screens read Hardware Version 2.00. The About screen may be found by accessing the calculator's Home screen then pressing F1 Tools, and choosing A: About. For addit...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12085
Solution 14289: Backing Up the Memory of a TI-73 Family Calculator by Saving to Another TI-73 Family Model.
... memory: RAM (Random Access Memory) and F-ROM (Flash Read Only Memory). RAM includes all lists, programs, variables and equations. F-ROM includes software applications (APPS), such as the CBL/CBR APP. The instructions below display how to back up the memory from one TI-73 or TI-73 Explorer to ano...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14289
Solution 12054: Finding the Curl of a Vector Field on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...amily, TI-92 family, and Voyage 200 graphing calculators? The TI-89 family, TI-92 family, and Voyage 200 graphing calculators do not have a built in way to find the curl of a vector field. However, there is a work around to define it. To find the curl of the vector field refer to the example bel...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12054
Solution 12075: Viewing the Data Collected with the Calculator-Based Ranger™ (CBR™) and the Ranger Program on the TI-89 Family Calculators.
...Open window, for Type, select 3: List, scroll down to variable and select the list to view (l1, l2, l3, or l4). • This will display the one list that was selected in the "c1" column. If the user would like to see other lists along with the list in "c1", scroll up to "c2", press [ENTER] and input ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12075
Solution 12136: Factoring an Expression on the TI-89 Family and Voyage 200 Graphing Calculators.
...ete all one-character variables by pressing F6:Clean Up ([2nd] [F1] on the TI-89 family), selecting 1:Clear a-z..., and pressing [ENTER] [ENTER].2) Always input the multiplication symbol when multiplying two or more variables.For Example: Input factor(5x+x*y). If the multiplication sign is omitte...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12136
Solution 11868: Certain Polar Values Not Computed on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...y, and Voyage 200 graphing calculators not compute some polar values? 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 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11868
Solution 11865: The isPrime() Algorithm on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...f 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 relatively fast Monte-Carlo test that determines whethe...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11865
Solution 12125: Converting a Number from Decimal to a Binary Number on the TI-89 Family, TI-92 Family, and Voyage 200™ Graphing Calculators.
...nu. The syntax for the operator is integer>Bin. Example: Enter 256 >Bin and press [ENTER] to return 0b100000000. Please Note: Binary numbers always have a 0b prefix. A number entered without the prefix 0b or 0h (for hexadecimal) is treated as decimal (base 10). Please see the TI-89 family...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12125
Solution 12124: Computing the Average Rate of Change of an Expression on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...is function is found under [CATALOG].The syntax of the avgRC function is avgRC(expression, var,[h]) h is optional.The avgRC() function returns the forward difference quotient of the expression. The expression can be a user-defined function. h is the step value and if h is omitted, it defaults to ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12124
Solution 10349: Calculation Method Used by the Polynomial Root Finder on the TI-85 and TI-86.
...characteristic polynomial, the eigenvalue solver gives the desired answers. This has the advantage of giving real and complex roots in one straightforward operation even for high order polynomials. This does not imply that a closed form solution for roots of polynomials of order 5 and greater has...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10349
Solution 10573: Teacher Support for Australian Educators.
...he contact information for support for educators in Australia? Texas Instruments offers teacher support for Australian educators in a wide variety of ways. Professional development, the Workshop Loan Program, teacher support materials and the Volume Purchase Program ensure that teachers and schoo...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10573
Solution 12760: Preventing the Loss of Applications on the TI-89 Titanium and Voyage™ 200 Graphing Calculators With OS v3.xx.
...ps on the TI-89 Titanium or Voyage 200 with the OS v3.xx release. How can I recover them and how can I prevent this from happening again? Due 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 possib...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12760
Solution 10399: Differential Equation Solver for the TI-85.
...ing able to get solutions to a smaller tolerance) and calculation speed. Since the ODE solver on the TI-85 is primarily a graphing tool, the choice was to maximize graphing speed. One consequence of this choice, however, is that the code becomes inefficient for small tolerances (typically les...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.
...r 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 calculation of 5 hours added to 2 minutes will give an answer i...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/24652
Solution 23891: Setting Constraints to Remove the @n Symbol From a Trigonometric Equation Using the Solve Command on TI-89 Family, TI-92 Plus Family and the Voyage™ 200.
...ric function so that the @n symbol does not show the user must restrict the equation to show only one revolution of a circle. This is done one of two ways depending on whether the unit is in degree or radian mode. Please see the below example: 1) For radian mode use the restriction x>0 and x...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/23891
Solution 10392: Transferring Programs or Data Between a TI-82 and TI-83.
... 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 nMin ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10392