Solution 12134: Using Strings on the TI-89 Family, TI-92 Family, and Voyage™ 200.
... a string and do not require the user to enter quotation marks. A string cannot be evaluated mathematically, even if it appears to be a numeric expression. For example, the string "61" represents the characters "6" and "1", not the number 61. Although strings such as "61" or "2x+4" cannot be us...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12134
Solution 15465: Valid Sequence Functions for Web Plots on the TI-89 Titanium or Voyage™ 200.
...atically, depending on how the Build Web mode is set on the AXES dialog box. If the mode is set to TRACE, the sequence will not draw until [F3] is pressed. If the mode is set to AUTO, the sequence will draw automatically. Please see the TI-89 Titanium and Voyage 200 guidebooks for additional info...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15465
Solution 11815: Finding a Maximum or Minimum of a Function on a TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculator.
...d the maximum or minimum value of a function using a TI-89 family, TI-92 family, or Voyage 200? To calculate a maximum or minimum of a function, access the Math menu after graphing a function. Then, from the menu that appears, select the calculation to be performed. The example below will demons...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11815
Solution 12096: Graphing a Step Function on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
... will demonstrate how to graph a step function on these calculators. Example: Graph the greatest integer of Y=X 1) Go to the Y= editor screen by pressing the [GREEN DIAMOND][W]. (Use [GREEN DIAMOND] [F1] on the TI-89 Family). 2) Access the catalog by pressing [2nd] [2] (on the TI-89 press [CATA...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12096
Solution 11814: Sorting Columns in a Data, List, or Matrix Variable Using the TI-89 Family, TI-92 Plus, or Voyage™ 200.
..., TI-92 family or Voyage 200, please follow the examples listed below. To sort a single column: X list = {4, 16, 2, 5} Y list = {car, ape, bed} • Access the Data/Matrix Editor. If the Apps Desktop is active, press [APPS] and select the "Data/Matrix Editor". If the Apps Desktop is not active, pres...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11814
Solution 15463: Finding the Amplitude of Periodic Function on the TI-89 Titanium and Voyage™ 200 Graphing Calculators.
...ch How do I find the amplitude of a periodic function? The amplitude of a periodic function is one-half the difference between the largest possible value of the function and the smallest possible value. For example, for y= sin(x), the largest possible value of y is 1 and the smallest pos...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15463
Solution 12095: Finding Limits with Direction on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...n these calculators. Example: Find the limit of x/(x-3) as x approaches 3 from the left, right, and both sides. To find the limit command, please press [F3:Caclulus] and select [3:limit(]. From the left: limit(x/(x-3),x,3,-1) (-1 was arbitrarily chosen to specify the left direction. Any negativ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12095
Solution 11813: Using Local Variables in Functions or Programs on the TI-89 Family, TI-92 Plus, and Voyage™ 200.
...ariable is a temporary variable that exists only while a user-defined function is being evaluated or a user-defined program is running. As often as possible, use local variables for any variable that is used only within a program and does not need to be stored after the program stops. For exampl...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11813
Solution 15462: Integrating Lower and Upper Bounds of a Function on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...equation with lower and upper bounds such as e^(X^2) where the lower bound is 0 and the upper bound is 1 complete these steps:• On the HOME screen press [F3]• Scroll down to the second option, 2:S( integrate, press [ENTER]• Enter the equation by pressing [diamond key] [e^] [(] [X] [^] [2] [)]• En...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15462
Solution 12093: Displaying Asymptotes on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
...tes. The graph application plots a series of points, separated by the number of pixels specified in the "xres" variable on the window screen. As successive points are drawn, they are joined by a line. If two successive points lie on either side of a discontinuity, they will be joined by a line, w...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12093
Solution 11805: Negative Exponents of Zero Return Inconsistent Answers on the TI-89 Family, TI-92 Family and Voyage™ 200.
...nts for a base of zero. Functions of the form 1/(x-a)^(odd power), for real x and real a, have an odd-order pole at x = a. The sign changes as x crosses the pole, and limit(1/(x-a)^(odd power),x,a) = undef (the limit from the right has different sign from the limit from the left). Functions of...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11805
Solution 15346: Graphing 2D Implicit Functions on the TI-89 Titanium, TI-92 Plus, and Voyage™ 200.
...ledge Base Search How can I graph a function in implicit form on the TI-89 Titanium or Voyage 200? In 2D function graphing mode, it is not possible to graph functions that have an implicit form f(x,y)=g(x,y). For example, the functionx^2+.5y^2=30 is a implicit function. Only equations ha...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15346
Solution 12092: Creating a Scatter Plot Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...tors? The following example will demonstrate how to create a scatter plot using the TI-89, TI-92 Family, and Voyage 200. Data for example: Access the data matrix editor: 1) Press [APPS] [6] [3] (If the Apps Desktop is on, press [APPS], select Data/Matrix Editor, and choose [3].) 2) Scrol...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12092
Solution 11803: Viewing the Top or Bottom of a Large Matrix Result on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...2 Family, and Voyage 200 Graphing Calculators? To view a portion of a large matrix that is off of the screen, follow the steps provided below. • Press the up arrow so that the visible part of the matrix is highlighted. • Press and hold the shift key (Up Arrow), which is locate to the right of t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11803
Solution 15320: Performing Order of Magnitude on the TI-86 Graphing Calculator.
...of the logarithm.For example, 4,000,000 has a logarithm of 6.602. Its order of magnitude is 6.To find the decimal logarithm (or log) of a number:• Press [LOG], input the value and press [ENTER]The antilog of the log is 10 raised to the power of that number. For example, the antilog of 2 is 10^2. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15320
Solution 12091: Creating a Histogram Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ng the TI-89, TI-92 Family, and Voyage 200.Data for this example: x values: {5, 8, 9, 12, 13, 15} Frequencies: {4, 1, 5, 2, 6, 3} Input the data • Press [APPS] [6] [3]. (If the Apps Desktop is on, press [APPS], select Data/Matrix Editor, and choose [3].)• Press the down arrow twice. • In the box ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12091
Solution 11835: Decreasing the Calculation Time Needed for the nSolve() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...e following form: :myeqn () :Func : ... = … :EndFunc • Then on the home screen enter an expression such as: nSolve (myeqn(), x) Also, using the "with" operator to appropriately constrain the search range can greatly speed the solution. For...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11835
Solution 12090: Creating a Box Plot using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ate how to plot a box plot using the TI-89 family, TI-92 family, and Voyage 200. x values: 5, 8, 9, 12 Frequencies: 4, 1, 5, 2 Input the data: 1) Press [APPS] [6] [3]. If the Apps Desktop is on, press [APPS], select Data/Matrix Editor, and choose [3]. 2) Press [▼] [▼] [T] [E] [S] [T]. 3) Pres...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12090
Solution 11795: Using the deSolve() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...icitly or implicitly specifies the general solution to the 1st or 2nd ordinary differential equation (ODE). Example: 1) Go to the home screen, press [HOME] on the TI-89 family and [♦] [Q] on the TI-92 family and Voyage 200. 2) Press [F3] and select C:deSolve( 3) Input the expression y'=10y*(y...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11795
Solution 14488: Rules for Variable Names on the TI-89 Titanium and Voyage™ 200.
...e and lowercase letters. For example the names AB22, Ab22, aB22, and ab22 all refer to the same variable. • Variable names cannot be the same as pre-assigned names by the TI-89 Titanium or Voyage 200. Pre-assigned names include built-in functions (such as abs), instructions (such as LineVert), an...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14488
Solution 12088: Correcting a "Domain Error" when Performing Number Base Conversions on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
...lculators? If the calculator is set to APPROXIMATE, it will return a Domain error when performing a base conversion. To check the mode setting:• Press [MODE].• Scroll down to the Exact/Approx setting. • Press the right arrow key.• Select EXACT or AUTO. Another possibility is that the number ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12088
Solution 12087: Clock Will Not Display on a TI-89 or TI-92 Plus Graphing Calculator with Operating System (OS) 2.08 or Above.
...s Module) with hardware version 1. To determine if a calculator has a hardware version 1 unit: • On the Home Screen, with custom menus disabled, press [F1], and choose option A for About... • The About screen will list either hardware version 1 or hardware version 2. Solution 12087: Clock...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12087
Solution 14292: Performing Hyperbolic Cosecant, Cotangent and Cosine Functions on the TI-89 Family, TI-92 Plus and Voyage™ 200.
... can be found in the CATALOG menu of the TI-89 family, TI-92 Plus and Voyage 200. The syntax for these functions are: hyperbolic cosecant= csch(expression) hyperbolic cotangent= coth(expression) hyperbolic cosine= cosh(expression) Please refer to the examples provided below. Example 1: Inputting...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14292
Solution 12058: Fractions with the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...eturns fractional results in the form of an improper fraction. Use propFrac() function to return an improper fraction as a mixed number, which is accessed by pressing [2nd][MATH][9][7]. Please Note: Before trying the examples below, enter the [MODE] menu and change the Exact/Approximate setting ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12058
Solution 14289: Backing Up the Memory of a TI-73 Family Calculator by Saving to Another TI-73 Family Model.
... How do I back up the memory from one TI-73 or TI-73 Explorer to another? The TI-73 family calculator includes two types of memory: RAM (Random Access Memory) and F-ROM (Flash Read Only Memory). RAM includes all lists, programs, variables and equations. F-ROM includes software applications (APP...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14289