Solution 18249: Finding the Real and Imaginary Parts, and Modulus (Absolute Value) of an Algebraic Expression using Complex Numbers on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
... highlight and select Auto and press [ENTER][ENTER]. 2) On the home screen press [2nd][MATH][5][2]. 3) Enter ((1+i)(5-2i)). The imaginary i can be accessed by pressing [2nd][Catalog] on the TI-89 family and [2nd][I] on the TI-92 Plus and Voyage 200. To find the imaginary parts, please follow...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18249
Solution 25870: Setting the Window Range When Graphing the Normal PDF Function Using a TI-89 Family, TI-92 Plus or Voyage™ 200 Graphing Calculator.
... are listed. If so, clear them out by moving the cursor on top of the functions and pressing [CLEAR]. 2. For Y1, input normalpdf(x,800,40). NOTE: To access the normalpdf function, press [CATALOG] [F3] [6], scroll down to "normalPdf(" and press [ENTER]. 3. Press [green diamond] [F2] to access t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/25870
Solution 31951: Correcting a TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculator That is Locked Displaying "Busy" When Calculating Sigma Summation.
...ror that is displayed on my TI-89 family, TI-92 family, 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 correc...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/31951
Solution 11840: Implicit Multiplication on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...ecause the space caused the name parsing algorithm to stop after the b. Spaces do not directly create implied multiplication. Implied multiplication occurs when two valid factors are found in succession without any other binary operator between them. When the next non-blank following a valid name...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/11840
Solution 11837: Difference Between Complex Numbers on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...92 family, and Voyage 200? The TI-92 and the TI-89 family/TI-92 Plus/Voyage 200 differ in the way polar form complex numbers are handled. The TI-92 accepts the form r*eiq and must be in radian mode. If entering a degree value, the degree symbol must be used. The q value in the result would be a ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/11837
Solution 11408: Opening the Organizer Application on the TI-89 Family, TI-92 Plus, and Voyage™ 200.
...ations (Apps). The four applications are Calendar, Contacts, Planner and Tasks. When the application is installed on the calculator, it will not be accessible as "Organizer." Instead, press the [APPS] key and navigate through the APPS desktop to locate the four individual applications. • Use th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/11408
Solution 28011: Using the Chi-Squared Goodness of Fit Test on the TI-89 Family, TI-92 Plus, or Voyage™ 200 Graphing Calculators.
...1] [.] [6] [ENTER]. 9) Press [1] [6] [.] [2] [ENTER]. 10) Press [1] [4] [.] [4] [ENTER]. 11) Press [1] [2] [.] [6] [ENTER]. 12) Press [2nd] [F6] to access the Test Menu. 13) Press [7] for Chi2 GOF. 14) Press [2ND] [ALPHA] [L] [I] [S] [T] [ALPHA] [1]. 15) Press [▼] [2ND] [ALPHA] [L] [I] [S] [T] ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/28011
Solution 11378: Deleting Calculator Software Applications (APPS) on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
...ps listed below.For TI-89 Family users,• Make sure the calculator is on by pressing the [ON] key.• Press [2nd] [-], which is the subtraction key, to access the VAR-LINK menu.• Press [2nd] [F2], which is F7, to access the APPS menu from the VAR-LINK screen.• If the name of all the APPS cannot be s...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/11378
Solution 11401: Selecting Multiple Equations Under Different 'When' Headings in the ME*Pro® Application.
... 'when' heading. However, in at least one known case(Beams and Columns/Simple Beams/Point load), conditions in more than one when(...) statement can occur simultaneously. A work around is to solve the equation set in two steps, using equations under a single when(...) heading at a time and design...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11401
Solution 11370: Activating or deactivating the Apps Desktop on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...Press [F3] for Page 3. • Scroll to the Apps Desktop option.• Set to either On or Off and Press [ENTER] twice. Now the Apps Desktop has been changed accordingly. The activated Apps Desktop should look like: Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional inform...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11370
Solution 10465: Simplifications Running Slow on the TI-92 Family
...d denominators. In some cases, intermediate expressions can become quite large despite modest inputs and final results. If a problem is taking an unacceptable amount of time: • Try using a different mode, such as APPROXIMATE versus EXACT • Try using an appropriate alternate function, such as nS...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/10465
Solution 13886: Calculating Implicit Derivatives on the TI-89 Titanium and Voyage™ 200 with OS v3.10. or Higher.
...ase of OS v3.10, the impDif() function has now been added to the operating system of the TI-89 Titanium and Voyage 200. The impDif() function can be accessed by following the steps provided below. 1) From the HOME screen, access the Calc menu by pressing [F3] 2) Select D:impDif( -or- 1) From th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13886
Solution 11404: Unexpected Loss of Apps on the TI-89 Family, TI-92 Plus, or Voyage™ 200 Graphing Calculators.
...being moved in memory. If this process is interrupted, for instance by power loss or by dropping the calculator, all of the Apps that have not been successfully moved or re-installed can be lost.The Apps are stored in the calculator one after the other. This is very much like a stack of boxes. If...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/11404
Solution 11380: Engineering Applications for the TI-89 Family and Voyage™ 200 Graphing Calculators.
...en, showing the basic organization into topics and sub-topics. The equation section covers more than 700 equations while the reference section gives access to data commonly needed by practicing professionals. Solution 11380: Engineering Applications for the TI-89 Family and Voyage™ 200 Graphing ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/11380
Solution 34878: Explanation of r^2 and R^2 on the TI-84 Plus C Silver Edition Graphing Calculator.
...tion) and R2 (coefficient of multiple determination). r2 expresses the proportion of the total variation in the values of the variable Y that can be accounted for or explained by a linear relationship with the values of the random variable X. Thus, a correlation of 0.6 means that 0.36 or 36% or t...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/34878
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.
...s? Binomial CDF computes a cumulative probability for the discrete binomial distribution with the specified Number of Trials (n) and Probability 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 ...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®.
...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 result of interrupting the transfer of the operating system from a computer or another calculator once it has begun.To correct the sit...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12089
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.
.... 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 first fa...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11804
Solution 30130: When Using Symbolic Pi, Mixed Number Conversions are Improperly Displayed on the TI-36X Pro and TI-30X Pro MultiView™ Calculators.
...the interpretation of that result, is not correct. Once you do this, any other mixed fractions that include pi calculations you attempt to do will inaccurately display. Sample problem: Area of a Circle: Not all screens are shown. • Enter a calculation with Pi • Toggle to fraction result. Th...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/30130
Solution 11661: Discontinuation of Printer Display Calculators.
...ew years, Texas Instruments has increased its commitment to the educational technology marketplace. While the printer display product line has been successful for TI, it no longer supports TI long-term goals of providing the best services and products to education. Therefore, all printer calculat...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/11661
Solution 12281: Calculating the Log and Inverse Log of a Number Using the TI-34 II Explorer Plus™.
...g the log and antilog of a number using the TI-34 II Explorer 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. Th...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12281
Solution 34692: Using the Statistics Wizard on the TI-84 Plus Family of Graphing Calculators.
...g the information more intuitive. 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 ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34692
Solution 34674: Maximizing a Linear Function with the Inequality Graphing Application on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...t 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 up the graphing window. • Input...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34674
Solution 40237: TI-30XII Solar and TI-30XII Battery displays Domain Error when Entering Certain Fractional Exponents.
...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 problems below will r...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/40237
Solution 34618: Using the Sum Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...g 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 ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34618