Solution 34878: Explanation of r^2 and R^2 on the TI-84 Plus C Silver Edition Graphing Calculator.
... Home | TI-83 Plus and TI-84 Plus family of products Knowledge Base Knowledge Base Search Why is R^2 computed for some regressions on a TI-84 Plus C Silver Edition? The following information details when r2 and R2 are computed using a TI-84 Plus C ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/34878
Solution 11731: Correcting the Error "ASAP or Exec string too long" Using the TI-89 Family, TI-92 Plus, and Voyage™ 200.
... Voyage 200, the error message ASAP or Exec string too long is displayed. To correct this error, refer to the program's documentation. Most programs come with documentation that states what is needed to execute the program such as shells, ions, or specific AMS versions. Texas Instruments does n...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11731
Solution 12264: Error Displayed When Performing Long Calculations Using the TI-30Xa Scientific Calculator.
...ple below)Example: 11757 + 3 * (500 + 7 * (138 + 257)) The calculation has been broken down to display the number of operations it will take to solve completely: 1) Pending calculation #1: 11757+3 2) Pending calculation #2: 3*(500 3) Pending calculation #3: 500+74) Pending calculation #4: 7*(138...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/troubleshooting-messages-unexpected-results/12264
Solution 12127: Correcting a Domain Error when Calculating a Binomial CDF Using the Statistics with List Editor App on the TI-89 Family, TI-92 Plus, or Voyage™ 200 Graphing Calculators.
...ith List Editor give a Domain Error when calculating a Binomial CDF on the TI-89 family, TI-92 Plus, or Voyage 200 graphing calculators? Binomial CDF computes a cumulative probability for the discrete binomial distribution with the specified Number of Trials (n) and Probability of Success (p) on ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12127
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®.
... unit has lost its operating system. In general, this situation only occurs as the result of interrupting the transfer of the operating system from a computer or another calculator once it has begun.To correct the situation, remove one triple A battery, re-insert it and then press the letter I (t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12089
Solution 12072: Troubleshooting an ER_throw Error Message on the TI-89 Family, TI-92 Family or Voyage™ 200 Graphing Calculators.
...cedure• Press and hold the [2nd] key and the [hand] key.• While holding these keys, press and release the [ON] key.The calculator will flash off then come back on.Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. Solution 12072: Troubleshooting an ER...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12072
Solution 12071: Troubleshooting a TI-89 Family, TI-92 Plus, or Voyage 200™ that Only Display Results in Fractional Format.
...mily, TI-92 Plus and Voyage™ 200. Please also see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. {"commands":[{"click":"chrome:field:editcontrol({command:\"webedit:editlink\"})","header":"Edit link","icon":"/temp/iconcache/networkv2/16x16/link_ed...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12071
Solution 12041: Resolving the Error "Inconsistent Units" When Performing Temperature Conversions Using the TI-89 Family, TI-92 Family, and Voyage™ 200.
...d when standard conversion notation is used on the TI-89 family, TI-92 family, and Voyage 200. To perform temperature conversions, use the tmpCnv( ) command. The example below will demonstrate how to input a temperature conversion. Example: Convert 100 degrees Celsius to Fahrenheit. To Solve:...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12041
Solution 11591: Correcting the Circular Definition Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...nt function or program calls. Please avoid choosing variable names like x,y,z,a,b,c,... for argument names when defining a function or program. These common variable names are frequently used and could easily be included as an argument in a function or program call. Instead, choose variable names...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11591
Solution 11804: The Anti-Derivative of Sin(x)*Cos(x) Returns an Expression in Cos(x) Instead of Sin(x) on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...d of 1/2sin^2(x) on the TI-89 family, TI-92 Plus and Voyage 200? The TI-89 family, TI-92 Plus and Voyage 200 calculators use a rule-based system when computing the indefinite integral of sin(x)*cos(x) or cos(x)*sin(x). Listed below are the steps taken when computing problems such as these: • The...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11804
Solution 22310: Correcting the Error Message Variable is Locked, Protected, or Archived on the TI-89 Family, TI-92 Family and Voyage™ 200.
...up the var-link menu. - Scroll to the item to be deleted and press [F1]. - Scroll to the option that says "Unlock" and press [ENTER]. - Press the backspace key to delete the item, and press [ENTER] to confirm the delete. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for add...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.
...ulator for over 10 minutes? The TI-89 family, TI-92 family or Voyage 200 graphing calculators may display "busy" for a certain time while processing complex computations or solving equations. However, if the calculator displays busy for more than 10 minutes please see the below instructions: NOT...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/16409
Solution 12126: Correcting a Non-algebraic Variable in Expression Error on the TI-89 Family and Voyage™ 200 Graphing Calculators.
... stored): 1) Press [CATALOG] then press the [,] key to go to the alphabetical listings beginning with the letter D2) Scroll down to select the DelVar command and press [ENTER]3) Input the variable used in the problem (For example, if the variable in the problem is x, then input DelVar x4) Press [...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12126
Solution 40317: TI-30XS MultiView and TI-34 MultiView Scientific calculator battery information
...lide in a new battery. Press firmly to snap the new battery into place. Important: When replacing the battery, avoid any contact with the other components of the calculator. Dispose of the dead battery immediately and in accordance with local regulations. Battery precautions Do ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/40317
Solution 34692: Using the Statistics Wizard on the TI-84 Plus Family of Graphing Calculators.
...tive. To enable and disable the wizard format by going to [Mode] and change the option for Stat Wizard: ON or OFF. To access any of the statistics commands, press [Stat] then [→] to CALC and then select a statistics command and the screen will show a wizard similar to what is listed below: Pl...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34692
Solution 34620: Finding the Discriminant of a Quadratic Equation on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...and TI-84 Plus family of graphing calculators do not have the built-in function to find the discriminant. However, the instructions below show how to compute the discriminant by using variables: The discriminant is a number that can be calculated from any quadratic equation. A quadratic equation...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34620
Solution 34618: Using the Sum Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... calculators? The sum function is used to find the sum of the elements in a list. The syntax is sum(list[,start, end]). The optional arguments and accompanying commas are enclosed in brackets. If included, it returns the sum of the elements of the list from start to end. Example: Find the sum o...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34618
Solution 34612: Calculating Inverse Natural Logarithms on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... I calculate the inverse natural log on the TI-83 Plus and TI-84 Plus family of graphing calculators? The following examples will demonstrate how to compute the inverse natural logarithm (or e) of a number: Example: Compute the inverse natural log of .5. 1) Press [2nd] then [ln] to input the i...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34612
Solution 34603: Finding the X-Intercept of a Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...find the x-intercepts of a function on the TI-83 Plus and TI-84 Plus family of graphing calculators? To find the x-intercepts of a function, the zero command must be used. Follow the example below for help with using the zero command. Example: 2X - 7 1) Press [Y=] to access the Y= Editor. 2) Pr...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34603
Solution 34602: Graphing a Step Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...83 Plus and TI-84 Plus family of graphing calculators? A step function (for example, the greatest integer function) can be graphed by using the int( command. The example below will demonstrate how to graph a step function. Example: Graph the greatest integer of Y=X 1) Press [Y=] to access the Y...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34602
Solution 34597: Shortcuts for Working with Menus on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ss them quickly rather than scrolling down to the function, highlighting it, and pressing [ENTER]. For example, try accessing the convert to fraction command (►Frac) by pressing [MATH] [1]. • New MATHPRINT shortcuts have been added for the [F1 - F5] keys. For example, pressing [ALPHA] [F1] will b...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34597
Solution 34595: Calculating the Inverse Log of a Number on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...low. The inverse log of a number (N) is equal to 10N. Example: Calculate the inverse log of .5 • Press [2nd] [10x]. • Input .5 and press [ENTER] to complete the calculation. Please see the TI-83 Plus and TI-84 Plus Family guidebooks for additional information. Solution 34595: Calculating th...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34595
Solution 34733: Performing Degrees, Minutes, Seconds (DMS) Conversions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...] [APPS] to access the ANGLE menu, then press the [4] key to select the ►DMS function (convert to degrees, minutes, seconds). • Press [ENTER] to complete the conversion process. Below is an example of how to convert a number from degrees, minutes, seconds to decimal degrees. Example: Con...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34733
Solution 34592: Calculating Logs of Bases Other Than 10 on the TI-84 Plus Family of Graphing Calculators.
...ess the FUNC menu and insert the logbase( function. • Input 4 for the base. • Scroll to the right and input 160 for the log value. • Press [ENTER] to complete the calculation. Please see the TI-84 Plus family guidebooks for additional information. Solution 34592: Calculating Logs of Bases Other...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34592
Solution 12265: Calculating Percentages on TI-30Xa Family Scientific Calculators.
...to calculate percentages, ratios, add-ons, and discounts using the TI-30Xa family calculators. Using [%] for Percentages: Example: Take 5% of 250. Compute as follows: 250 [x] 5 [2nd] [2] [=] The answer is 12.5. Using [%] for Ratios: Example: Calculate the ratio of 250 to 5. Compute as foll...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12265