Solution 17309: Calculating the Natural Log of a Value Using the TI-34 II Explorer Plus™.
...34 II Explorer Plus, please see the below instructions:For Example: Calculate the natural log of 2 or ln(2).1) Press [2nd] [LOG].2) The log menu will appear, scroll to the right twice.3) Press [ENTER].4) Press [2] [ ) ]. 5) Press [ENTER].The display will read 0.693147181 unless the calculator has...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/17309
Solution 12089: Correcting the Error Message "Press I to Install Code" on the TI-89 Family, TI-92 Plus or Voyage™ 200 Graphing Calculators Using the TI Connect™ Software for Windows®.
...or message "Press I to install code" on the TI-89 family, TI-92 Plus or Voyage 200 graphing calculators? The error message, press I to install code, appears on the TI-89 family, TI-92 Plus and Voyage 200 when the unit has lost its operating system. In general, this situation only occurs as the r...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12089
Solution 12071: Troubleshooting a TI-89 Family, TI-92 Plus, or Voyage 200™ that Only Display Results in Fractional Format.
...calculator? If the TI-89 Family, TI-92 Plus, or Voyage 200 will only display results in fractional form, the mode settings will need to be changed to Approximate, in order to receive answers in decimal form. For a temporary solution, to get the answer in decimal form press [Green Diamond][ENTER]...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12071
Solution 15401: Maximum Number of Digits in Entry Line on the TI-30X IIS/B and TI-30XS MultiView™ Scientific Calculators.
... TI-30X II/B calculator can contain up to 88 characters. The entry line of 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 a...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.
...bolic, then all simplification will work as expected. Composition of functions is also commonly studied when graphing y2(y1(x)). Because the graphing application on these calculators is completely numeric, all composition of functions in graphing work as expected. However, the graphing functions ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11591
Solution 22310: Correcting the Error Message Variable is Locked, Protected, or Archived on the TI-89 Family, TI-92 Family and Voyage™ 200.
... from the var-link menu on the TI-89 Family, TI-92 Family and Voyage 200 graphing calculator? The error, Variable is Locked, Protected, or Archived, appears when attempting to delete a locked program, equation, list, etc. from the var-link menu using a TI-89 family, TI-92 family or Voyage 200 ca...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/22310
Solution 29030: Input is Returned as the Solution After Pressing the [enter] Key When Using the TI-36X Pro Scientific Calculator.
...h as: √11 is displayed as √112π is displayed as 2π1⁄8 is displayed as 1⁄8To make the TI-36X Pro scientific calculator display solutions in decimal or approximate form, the "toggle" key or [◄►≈] key must be used.Please Note: The [◄►≈] key is located directly below the [+] key.So, if the user input...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/29030
Solution 30130: When Using Symbolic Pi, Mixed Number Conversions are Improperly Displayed on the TI-36X Pro and TI-30X Pro MultiView™ Calculators.
...s not converting properly on my TI-36X Pro or TI-30X Pro MultiView calculator? Issue: When you do a calculation using symbolic pi, you will get an approximate decimal answer to the number of decimal places carried by a calculator. If you convert the decimal result (stored in the calculator) to...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/30130
Solution 12126: Correcting a Non-algebraic Variable in Expression Error on the TI-89 Family and Voyage™ 200 Graphing Calculators.
... calculators? A Non-algebraic variable in expression error is returned by a TI-89 family and Voyage 200 if there is a value stored to a variable that appears in the expression. Refer to the steps outlined below in order to restore the variable to its default state (no value stored): 1) Press [CAT...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12126
Solution 34151: Calculating the Poisson Pdf using the TI-36X Pro.
...INGLE and press [enter]. 5) Input 6 for mean=mu=. 6) Input 10 for x. 7) Highlight calc and press [enter]. 8) Your displayed answer (0.041303093) will appear next to VALUE=. Please see the TI-36X Pro guidebook for additional information. Solution 34151: Calculating the Poisson Pdf using the TI-3...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/34151
Solution 12047: Cannot Update the Operating System (OS) on a TI-89, TI-92 Plus or Voyage™ 200 with OS Version 2.0 or Below and TI Connect™ Software.
...g a TI-89, TI-92 Plus or Voyage 200 with OS version 2.0 or below, using TI Connect: • Pull 1 AAA battery out of the calculator. • Press and hold the APPs key. • While holding the APPs key, replace the battery and turn the unit on. • Press [ I ]. On the TI-89 press [ 9 ]. • On PC, Click Start >> ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12047
Solution 12229: Differences Between the TI-10 and TI-15 Explorer™.
... audience than the TI-15 Explorer. Even though the calculators have many of the same features, some major differences were necessary to make it grade appropriate. The TI-10 has fewer and larger keys. The keys for fractions, the [0.001] thousandths key, p, square root, [^] caret, and % have been ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/12229
Solution 12219: Permitted TI Calculators for Society of Actuaries (SOA) Examinations.
...ot have calculators with the SOA or CAS logo, but may continue to use any previous model that bears the logo. Candidates may use more than one of the approved models during the examination. For further information, please contact Society of Actuaries: Email: exams@soa.org Call: 847-706-3500 Web...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/12219
Solution 12254: Converting Degrees Fahrenheit (°F) to Degrees Celsius (°C) on the TI-30X IIS/B.
...ease Note: The °C formula is as follows: °C=(°F-32)5/9 1) Press 32 [STO]. 2) The screen will display A B C D E; use the arrow key to underline the appropriate letter. 3) Scroll to A and press [ENTER]. 4) Press 98.6 [-][2nd] [RCL]. (The screen will display A B C D E; move the right arrow and s...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12254
Solution 10438: Performing Polar to Rectangular and Rectangular to Polar Conversions on the TI-85 and TI-86.
...le) symbol, press [2nd] [,]. 2) Press [2nd] [CPLX] 3) Press [MORE] [F1] [ENTER] The screen will show (3.000..., 3.999...) as the solution, which is approximately (3,4). Please see the TI-85 and TI-86 guidebooks for additional information. Solution 10438: Performing Polar to Rectangular and Re...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/10438
Solution 12263: Using the Constant K Function on the TI-30X IIS/B.
... function on the TI-30X IIS/B? On the TI-30X IIS/B, pressing [2nd] [Division] turns on the constant mode and allows the user to define a constant. K appears in the top of the display when the constant mode is on. The [=] key places the contents of K at the end of the expression in the display. ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12263
Solution 37335: Troubleshooting a TI-89 family, TI-92 family or Voyage 200 Graphing Handheld That Will Not Turn On or Function Properly.
...ialize the operating system, in which you should see a progress bar filling on the screen. Remove one of the AAA or AA batteries. Press and hold [APPS], and while holding [APPS], replace the battery and press [ON]. TI-89, 92 Plus, or Voyage 200 users should see "Press I to install code...", a...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.
...re are no buttons that are stuck down below the keypad. Additional Note: The resets described in the troubleshooting steps below may cause a loss of applications, programs, and data. If at all possible please create a backup using TI Connect™ first. Remove all AAA batteries and reinsert the...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/37336
Solution 40317: TI-30XS MultiView and TI-34 MultiView Scientific calculator battery information
...r explode, releasing hazardous chemicals. Discard used batteries according to local regulations. Per CA Regulation 22 CCR 67384.4, the following applies to the button cell battery in this unit: Perchlorate Material - Special handling may apply. See www.dtsc.ca.gov/hazardouswaste/perchlorate ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/40317
Solution 34657: Converting an Angle from Radian to Degree on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ear] to quit out the mode screen and clear the home screen. 3) Press [3] [6] [0] [2nd] [ANGLE] [1] [Enter] this will convert the 360 degrees to an approximation of 2π 6.283185307. Please see the TI-83 Plus and TI-84 Plus Family guidebooks for additional information. Solution 34657: Convert...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34657
Solution 34620: Finding the Discriminant of a Quadratic Equation on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...re are no roots at all. Example: Find the discriminant of the equation x2+6x-5=0 1) Press [1] [sto→] [alpha] [math] [alpha] [.] [6] [sto→] [alpha] [apps] [alpha] [.] [ (-) ] [5] [sto→] [alpha] [prgm] [enter] 2) Press [alpha] [apps] [x2] [-] [4] [*] [alpha] [math] [*] [alpha] [prgm] [enter] t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34620
Solution 10474: Using Memory Functions and Operations on the TI-1795 SV.
...ey completes any operation (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...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10474
Solution 34619: Finding the Limit of a Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...built in function that can easily find the limits on the calculator, there is a work around. Using the example (x+1)/(x-1) let us find the limit as X approaches 3: 1) Press [Y=] 2) Press [ ( ] [X,T,θ,n] [+] [1] [ ) ] [/] [ ( ] [X,T,θ,n] [-] [1] [ ) ] 3) Press [zoom] [6] to select 6:Zstandard...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34619
Solution 10687: Differences in the TI-30X and TI-30Xa.
...constant. As requested by educators, it has a [k] key that will turn on the [=] key to be used as a constant. When the [k] key is selected a [k] will appear in the screen and then the [=] key will act as a constant. Another minor change is the way in which the permutation and combination functio...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10687