Solution 31951: Correcting a TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculator That is Locked Displaying "Busy" When Calculating Sigma Summation.
...y, or Voyage 200 graphing calculator when I calculate sigma summation? The summation failures occur when the calculator attempts to locate an exact equivalence for a calculation that can only be displayed as a decimal approximation. To correct the "busy" error when you are calculating sigma summ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/31951
Solution 11707: Calculating Linear Regressions on the TI-89 Family, TI-92 Family, and Voyage 200™ Graphing Calculators.
... c1 (Indicates the x variables are in c1) • Press the down arrow, then input c2 (Indicates the y variables are in c2) • To graph the line, select an equation number after Store RegEQ to... • Press [ENTER][ENTER] The dialog box with the linear regression variables will be displayed. Please see ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11707
Solution 11695: Algorithm Used to Compute a Cubic Polynomial on a TI-85, TI-86, TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... 32100} The TI-89 family, TI-92 family, Voyage 200, TI-85, and TI-86 will try to determine a cubic polynomial that best fits this data in the least squares sense by attempting to solve a linear system that is defined by the normal equations. It turns out that the normal equations for this data s...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11695
Solution 11968: Integer Division on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...aphing Calculator products Knowledge Base Knowledge Base Search When I divide two integers, how can I get the quotient and remainder instead of a decimal answer or an improper fraction on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11968
Solution 10376: Compatibility of the DataMate Program and the TI-82 Graphing Calculator.
... of the DataMate program for the CBL 2. It is recommended that programs such as ChemBio, Physics, etc., are used instead since the DataMate program requires more memory than the TI-82 can use to run the program optimally.Please see the TI-82 guidebook for additional information. Solution 10376: ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/10376
Solution 30571: Creating User Defined Units For Unit Conversion on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...may define a unit to store in the units menu. For example, to convert cubic feet into gallons or vice versa, it is known that 7.48051948 gallons is equal to one cubic foot. This value may be saved as _CUBFT in the units menu by following the steps below: 1) Press [ON] [HOME] [CLEAR]. 2) Press [7...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/30571
Solution 10403: Symbolic Manipulation Capabilities of the TI-85 when Computing Derivatives.
...tware applications (Apps). Like the TI-85, the TI-89 Titanium is ideal for advanced mathematics classes like calculus, engineering, and differential equations. The TI-89 Titanium is electronically upgradeable, includes symbolic manipulations, 3D graphing, statistics, and more! The TI-Nspire CX CA...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10403
Solution 16730: Key Fonts for the TI-89 Family of Calculators.
...ts needed to create documents with the same fonts and keys as shown in the TI-89 Guidebook From the "Attachments" section below click on TI89pkeys.hqx for Mac install. Use the file named TI89pkeys.exe for a Windows® XP installation. TI-89 Key Fonts for MAC Download TI 89keys.hqx ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/16730
Solution 13902: Algorithm for the Convert Logbase (>logbase) Function on the TI-89 Titanium and Voyage™ 200 with OS v3.10.
...implifies to 3/log2(10) ¡Ö 0.90309... (¡Ö log(8)). The ►logbase(n) does not change the value of the argument to which it is applied (log(8,2) is not equal to log(8), so one should not expect the ►logbase(2) conversion to return the value of log(8,2) when applied to log(8). In other words, the in...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13902
Solution 36675: Manually Simplifying Certain Fractions using SIMP Command Throws A Domain Error on TI-34 Multiview Handheld.
...ecimal result. For more information regarding your Texas Instruments TI-34 Multiview calculator, please refer to the guidebooks section. If you have questions about the information listed above, please contact TI-Cares for additional assistance. Solution 36675: Manually Simplifying Certain Frac...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/troubleshooting-messages-unexpected-results/36675
Solution 31871: Polar and Rectangular Conversions on the TI-36X Pro.
...le: Rectangular to Polar Convert the rectangular coordinates (4.33 + 2.50i) to polar. 1) Input 4.33 + 2.50i 2) Press [2nd] [complex] 3) Select 4: rÐq and press [enter] The answer displayed is: 5.00Ð30.00 Please Note: The TI-36X Pro has the capability to return results in complex form. Please s...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/31871
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.
...ty of Success (p) on each trial. The Statistics with List Editor App, version 1.01, is limited to calculating a Binomial CDF with a number of trials equal to or less than 999. The latest version of Statistics with List Editor App does not have this limitation and is currently available for the TI...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12127
Solution 11591: Correcting the Circular Definition Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...expected result!) To avoid this, functions and programs should be defined with argument variable names that WILL NOT be used as arguments during subsequent 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. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11591
Solution 11501: Resolving Error Skipping: Keyfon73.fon When Installing the TI Connect™ Software.
...TI Connect? The error Skipping: Keyfon73.fon indicates that the TI-73 key font is not properly installed on the computer. The TI Connect software requires this font prior to installation. To correct this error, follow the steps listed below: • Click on Start, Settings, Control Panel (or Start, ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11501
Solution 20469: Incorrect Answer Received When Dividing Two Values in Scientific Notation Using the TI-30XS/B MultiView™ and TI-34 MultiView™ Scientific Calculators.
... TI-30XS/B MultiView and TI-34 MultiView? The TI-30XS/B MultiView and TI-34 MultiView calculators have a specific scientific notation shortcut key unique to all other scientific calculators, [x10n]. When dividing two values in scientific notation, it is necessary to put parentheses around the se...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/20469
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.
...mplified. Internally, the integrand is stored as cos(x)*sin(x). TI could have chosen to store the integrand as sin(x)*cos(x), but either ordering is equally acceptable. • Then the algorithm attempts to verify whether the integrand is of the form const*elementary_function(u(x))*u'(x). Here, 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.
...mily 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 calculator. Since the item to be deleted is locked, th...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.
...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: NOTE: The following procedures will ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/16409
Solution 34611: Computing One Way Analysis of Variance (ANOVA) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... completely randomized design is used. A robotic golfer, using a driver, is set up to hit a random sample of 24 balls (8 of each brand) in a random sequence follow the steps below: 1) Press [stat] [5] [enter] to restore default lists 2) Press [stat] [4] [2nd] [1] [,] [2nd] [2] [,] [2nd] [3] [ent...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34611
Solution 34772: Computing Net Present Value (NPV) and Internal Rate of Return (IRR) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ing calculators? The following examples will demonstrate how to compute NPV and IRR. Example: Initial cash flow is -9 Interest rate is 7% CF1 = 5 Frequency = 2 CF2 = -4 Frequency = 3 CF3 = 6 Frequency = 5 What is the NPV and IRR? Solution: First, input the cash flow and frequency values into lis...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34772
Solution 12160: Storing Formulas in the TI-89 Family, the TI-92 Family, and Voyage™ 200 Graphing Calculators.
... Home | Other Graphing Calculator products Knowledge Base Knowledge Base Search How can I store a formula or equation in my calculator to save calculation time? There are two ways to store equations in the TI-89 family, TI-92 family, and Voyage 200 to save...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12160
Solution 16509: Collecting Data with the CBL 2™ Without a Calculator Connected.
...d in the CBL 2 memory until all the data have been collected. The data can be sent to the calculator after the completion of the data collection. The quantity of data collected is not limited by the size of the calculator memory, but is limited by the size of the CBL 2 memory. A maximum of 12,000...https://education.ti.com/en/customer-support/knowledge-base/data-collection-accessories/product-usage/16509
Seed Growth
To observe germination and understand plant seeding development. To use the graphics calculator to find the line of regression.https://education.ti.com/en/activity/detail/seed-growth
Half-Life Lab
This activity explains how students use a CBL2 and TI-83 or TI-84 calculator to collect and calculate the half-life of a barium isotope. Students will use an isogenerator to milk out a meta stable isotope of Barium with a short half-life. Using a radiation monitor linked to a CBL2, students run...https://education.ti.com/en/activity/detail/halflife-lab
Murder in the First Degree - The Death of Mr. Spud
Students model the process of cooling and use a cooling curve to simulate a forensic scenario to predict the time of death. They use technology to find an exponential plot.https://education.ti.com/en/activity/detail/murder-in-the-first-degree--the-death-of-mr--spud--ti83