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 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.
... keys at the same time. • Adjust the contrast, if necessary. This should reinitialize the operating system, after which the calculator should then be functional again. If the calculator is still not responding, refer to this Troubleshooting case for additional information. Solution 16409: Correc...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.
...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 12257: Differences Between the TI-30X IIB And the TI-30X IIS.
...re the differences between the TI-30X IIB and the TI-30X IIS? The only difference between both these scientific calculators is the power source. The functionality of the TI-30X IIB and the TI-30X IIS calculators are the same. 1) The TI-30X IIB is battery powered. 2) The TI-30X IIS is dual power...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/12257
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 12252: Calculating the Log and Inverse Log of a Number Using the TI-30X IIS/B.
...-30X IIS/B? On the TI-30X IIS/B the [LOG] key computes the common logarithm of a number. To compute the common antilogarithm of a number, use the 10x function. The examples below will demonstrate calculating the log and antilog of a number the TI-30X IIS/B. Example: Calculate the log of 100. 1)...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12252
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 12268: Converting Decimals into Fractions Using the TI-30Xa and TI-30Xa Solar Scientific Calculators.
...o convert decimals into fractions using the TI-30Xa and TI-30Xa Solar. Please be aware that TI-30Xa Solar School Edition calculators do not have this functionality. For Example: Convert .25 to 1/4 1) Input .25, press [2nd] [D above it). Please Note: FD means fraction to decimal, decimal to fracti...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12268
Solution 12273: Converting Fractions to Decimals Using the TI-34.
...e TI-34? The [a b/c] key is used to toggle between the display of fractions and decimals on the TI-34. The example below will demonstrate using this function: Please Note: Due to the display size of the TI-34, not all decimal numbers can toggle to fractions. Example: Convert 55/24 to a decimal...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12273
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 12281: Calculating the Log and Inverse Log of a Number Using the TI-34 II Explorer Plus™.
...plorer Plus. Example: Calculate the log of 1. 1) Press the [2nd] key, then the [LOG] key to access the LOG menu. 2) With the cursor under the 'LOG' function, press [=]. 3) Input [1]. Press [)] to close parentheses. 4) Press the [=] key. The displayed answer will show 0. Example: Calculate the...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12281
Preparing a TI calculator for the International Baccalaureate (IB) exam or IB Diploma Programme Maths exams
...ome | TI-83 Plus and TI-84 Plus family of products Knowledge Base Knowledge Base Search Certain TI calculator apps are permitted for use on the IB exam. Since Press-to-Test mode on the TI-84 Plus family of calculators restricts all apps and programs, manua...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/40391
Solution 40237: TI-30XII Solar and TI-30XII Battery displays Domain Error when Entering Certain Fractional Exponents.
... does the TI-30XII Solar and TI-30XII Battery displays Domain Error when Entering Certain Fractional Exponents? The caret key has limitations for the functions it will accept for Y^X. If the below condition is met it will give a domain error: Y<0, X<1, and 1/X is not an integer For example the pr...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/40237
Solution 12295: Setting Scientific Notation Mode on the TI-34 II Explorer Plus™ and TI-34 MultiView™ Scientific Calculators.
...splay in standard notation, it will automatically display the solution in scientific notation. The TI-30X IIS/B and TI-30XS/TI-30XB MultiView, which function in the same way as the TI-34 II Explorer Plus and TI-34 MultiView, are more advanced calculators that feature the option to display all re...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12295
Solution 31591: Calculating Numerical Integrals using the TI-36X Pro Scientific Calculator
Solution 31591: Calculating Numerical Integrals using the TI-36X Pro Scientific Calculator Solution 31591: Calculating Numerical Integrals using the TI-36X Pro Scientific Calculator global Solution 31591: Definition of LED Lights on the TI-Nspire™ Lab Cradle. website ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/31591
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 12297: Squaring Negative Numbers on Texas Instruments Scientific and Elementary Calculators.
...ry 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 operations within an expression. For example, the calcula...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12297
Solution 34612: Calculating Inverse Natural Logarithms on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...rse natural logarithm (or e) of a number: Example: Compute the inverse natural log of .5. 1) Press [2nd] then [ln] to input the inverse natural log function (e) 2) Press [.] [5] 3) Press [enter] to complete the calculation Example: Calculate the inverse natural log of 1. 1) Press [2nd] [ln]...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34612
Solution 12312: Random Number Generator Feature on the TI-36X Solar.
... TI-36X Solar? The TI-36X Solar does not feature a random number generator. The following models in our current scientific product line feature this function: • TI-30XS MultiView™ • TI-30X IIS/B • TI-34 MultiView™ • TI-36X Pro™ Please see the TI-36X Solar guidebook for additional information. ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12312
Solution 10694: Clearing the Variable E on the TI-36X II.
... TI-36X II? In addition to serving as a memory variable, variable E also stores a seed value to generate a random number when using the probability functions. The seed value changes randomly every time a random number is generated.Since the variable E is classified as a system variable, the va...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10694
Solution 11648: Printer Display Calculator Will Not Add Or Subtract.
...tor add or subtract? In general, a printing calculator will not add or subtract if the [Calc/Tax] key is set to [Tax]. The printing calculator should function as expected once the switch is moved to [Calc]. If this does not return the unit to proper operation, please contact TI-Cares to get furt...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/11648
Solution 20529: Incorrect Answer Received When Computing Exponents in MathPrint Mode Using the TI-30XS/B or TI-34 MultiView™ Scientific Calculator.
...w calculator? The TI-30XS/B and TI-34 MultiView calculator in MathPrint mode uses the Equation Operating System (EOS). EOS defines the order in which functions in expressions are entered and evaluated on the calculator. EOS lets the user enter numbers and functions in a simple, straightforward se...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/20529