Solution 11870: Using Solve( with Trigonometric Functions Returns Unexpected Results on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...is equation has an infinite set of solutions by displaying @n1*p. The integer suffix of "@n" increases for successive problems, then wraps back to 1 after 255. "@n" is the units representation of an "arbitrary integer." Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for addit...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11870
Solution 15401: Maximum Number of Digits in Entry Line on the TI-30X IIS/B and TI-30XS MultiView™ Scientific Calculators.
...f the TI-30XS MultiView calculator can contain up to 80 characters.When the appears in the display, the entry line contains more characters to the left or right. When up or down arrows appears, more characters are located above or below the entry line.Please see the TI-30X IIS/B or TI-30XS Multi...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/15401
Solution 11591: Correcting the Circular Definition Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ore, if these system graphing functions are used to study composition of functions symbolically on the home screen, unexpected results can occur. A software change was made to detect function and program calls that have expressions of symbolic variable argument names that are the same as those us...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11591
Solution 16409: Correcting a TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculator That is Locked Displaying "Busy" for a Prolonged Period of Time.
...nt:""; mso-padding-alt:0in 5.4pt 0in 5.4pt; mso-para-margin-top:0in; mso-para-margin-right:0in; mso-para-margin-bottom:10.0pt; mso-para-margin-left:0in; line-height:115%; mso-pagination:widow-orphan; font-size:11.0pt; font-family:"Calibri","sans-serif"; mso-ascii-font-family:Calibri; m...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/16409
Solution 30130: When Using Symbolic Pi, Mixed Number Conversions are Improperly Displayed on the TI-36X Pro and TI-30X Pro MultiView™ Calculators.
...ed fraction toggle does not convert (Expected) • Toggle fraction approximation back to decimal approximation. You get the expected results. • After several presses of toggle you may see The correct display should be 156 ¼ p. The p in the display is in the wrong location. From this stat...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/30130
Solution 31772: Performing One-Variable Statistics on the TI-34 MultiView™ and TI-30XS MultiView Calculators.
... pressing [data] [data]. Then, arrow down until '4:Clear ALL' is selected and press [enter]. 2) Input your data points under L1 by pressing [enter] after each point. 3) Press [2nd] [stat] and select '1:1-Var Stats'. 4) Select 'L1' next to DATA and select 'ONE' next to FRQ. 5) Press the down a...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/31772
Solution 12074: Troubleshooting a TI-89 that Displays Line 1111 Emulator.
...tems that are in the memory of the graphing calculator. Use the reset procedure below: 1) Press and hold the [2nd] key. 2) Press and hold down the left and right arrows. 3) Press and hold down the [ON] key all at the same time. The display of the calculator will flash and then turn on. For mor...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12074
Solution 11845: Resolving the Error Message "Illegal Instruction" on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...restore all manufacturer's defaults. **(USE BRAND-NEW BATTERIES)** Resetting the TI-89 family: • Hold down the following keys: [2nd] [] (right and left arrow keys). • Press [ON]. • Release all keys simultaneously. Resetting the TI-92 family and Voyage 200: • Press and hold [2ND]. • Press and ho...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11845
Solution 10617: ERROR SINGULARITY Using the Equation Solver on the TI-85 and TI-86 When a Solution is Calculated Using the TI-89 Family.
...RROR SINGULARITY" occurs when the SOLVER equation contains a singularity (a point at which the function is not defined). The difference between the software on the TI-89 family, TI-92 family and Voyage™ 200 and the TI-85 and TI-86 is that they use different linear system solvers, which use a slig...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/10617
Solution 12256: Converting from Rectangular to Polar Coordinates Using the TI-30X IIS/B and TI-30XS MultiView™.
...ollow the example listed below: Convert the rectangular coordinate (4,3) to polar form (r, q). To find r or magnitude: • Press [DRG] • Using the left and right arrow keys, underline DEG (for Degree mode) • Press [ENTER] • Press [2nd] [° ' "](key directly above the [DATA] key) to select R↔P. •...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12256
Solution 37335: Troubleshooting a TI-89 family, TI-92 family or Voyage 200 Graphing Handheld That Will Not Turn On or Function Properly.
... Titanium: upside down, then right side up, then upside-down, then right side up TI-92 Family: All 4 right side up Voyage 200: Top row both left side up, bottom row both right side up. Press and release the [Diamond] key followed by pressing and releasing [+] key. Repeat a few times. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/37335
Solution 37336: Troubleshooting a TI-73 Family, TI-80, TI-81, TI-82, TI-83, TI-85, TI-85 and TI-86 Graphing Calculator That Will Not Turn On or Function Properly.
...ON] for 20 seconds. Reinsert the AAA battery and then press [ON]. Remove all of the batteries including the round lithium battery for 5 minutes. After the 5 minute period, reinsert all of the batteries and press [ON]. Adjust the contrast if necessary (step 2). Access the link following for ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/37336
Solution 12267: Clearing the Memory on a TI-30Xa Family Calculator.
... to clear the memory on a TI-30Xa family or TI-36X Solar calculator:If a number is stored in memory, a M1, M2, or M3 will be displayed in the upper left corner of the display. To clear each memory location, follow the procedure below:1) If a number is stored in memory 1 (M1), press [0] [STO] [1] ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12267
Solution 10477: Replacing and Installing the Batteries in a TI-35X.
...y® 357To replace the batteries:• Turn the calculator off. • Place a small screwdriver, paper clip, or a similar instrument into the slot and gently lift the battery cover. • Remove the discharged batteries and install the new ones (positive face up on the left side, negative face up on the right)...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/10477
Solution 34718: Calculating Permutations and Combinations Using the TI-84 Plus C Silver Edition Calculator.
...ards from a deck of 5 cards.Example: How many possible combinations of 2 cards can be chosen from a deck of 5 cards?• Input 5.• Press [MATH], arrow left to highlight PRB, then press [3] to select the nCr function.• Input 2 and press [ENTER]. There are 10 possible combinations of choosing 2 cards ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34718
Solution 12283: Converting from Rectangular to Polar Coordinates Using the TI-34 II Explorer Plus.
...he example listed below: Convert the rectangular coordinate (4,3) to polar form (r, q). To find r or magnitude: 1) Press [2nd][←F]. 2) Using the left and right arrow keys, underline DEG (for Degree mode). 3) Press [ENTER]. 4) Press [2nd] [° ' "](key directly above the [DATA] key) to select R↔P...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12283
Solution 34674: Maximizing a Linear Function with the Inequality Graphing Application on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...≤. • Move the cursor to the right of the relation symbol. • Input 10-X. • Enter the relations for Y2 and Y3. • Move the cursor to X= (in the top left corner). • Press [ENTER] to access the X=Editor. • Press [ALPHA][F5] to select ≥. • Input 0 to store the value to X1. • Press [WINDOW] to set...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34674
Solution 12297: Squaring Negative Numbers on Texas Instruments Scientific and Elementary Calculators.
...quare a negative number on my scientific or elementary calculator? These calculators use an Equation Operating System (EOS™), which evaluates from left to right, allowing the user to enter numbers and functions in a straightforward sequence. Parentheses are necessary to define the order of opera...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12297
Solution 10474: Using Memory Functions and Operations on the TI-1795 SV.
...ration (acts like the [=] key) and then adds the result to memory.Example:1) Press [4] [M+] [ON/C]4 is stored to memory, and 'M' appears in the top left of the display.2) Press [4] [x] [9] [M+]36 is displayed, and the result of (36 + 4) will be stored to memory.[M-] subtracts the displayed number...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10474
Solution 10674: Definition of Business Days for Order Shipments.
...s Knowledge Base Knowledge Base Search What is a business day? Orders have two delivery options in which they are shipped after being ordered either by phone or on the TI Online Store. Ground delivery takes 5 to 7 business days and Express delivery takes 2 to 5 business...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10674
Solution 12292: Performing Two Variable Statistics on the TI-30X IIS/B , TI-34 II Explorer Plus™ and TI-30XS MultiView™.
...points alternate between x and y lists. 3) [STAT/VAR] displays the menu of variables with their current values. Answers should be as follows (From left to right): n = 5 x = 68.8 Sx = 23.3602226 sx = 20.89401828 y = 42.6 Sy = 37.85894874 sy = 33.86207318 Sx = 344 Sx2 = 25850 Sy = 213 Sy2 = 14807...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12292
Solution 34603: Finding the X-Intercept of a Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...tion and select standard viewing window. 4) Press [2nd] then [trace] to access the CALCULATE menu 5) Press [2] to select the zero command. 6) "Left Bound?" will be displayed, select a point on the graph that is to the left of the x-intercept by using the [←] or [→] keys. 7) Once selected pr...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34603
Solution 12321: Difference Between [ (-) ] and [ - ] Keys on Two Line Elementary and Scientific Calculators.
...scientific calculators? There are two keys on TI's two line scientific calculators that appear to be similar. The [(-)] is the negate key, which is often mistakenly used as the subtraction key. The negation key converts a positive number into a negative number for the purpose of a particular cal...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12321
Solution 12243: Resetting the TI-15 Explorer™.
...f this does not reset the calculator or if the calculator will not turn on please follow the steps below: 1) Press and hold [On/Off] and [Clear]. 2) After at least a second release [On/Off] and [Clear]. 3) The unit should display MEM CLEARED. 4) Press [Clear]. Please see the TI-15 Explorer guide...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12243