Solution 12134: Using Strings on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...a numeric value into a string, use the string() command. The syntax of the command is string(Expression). The command simplifies the expression and returns the result as a character string. Example 1: Disp string(5+7) will return "12" Example 2: :Prgm :... :5->a :12->b :Disp "Your total is "...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12134
Solution 11815: Finding a Maximum or Minimum of a Function on a TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculator.
...ect the calculation to be performed. The example below will demonstrate how to find a maximum of a function. Please Note: The function graphed must actually have a maximum or minimum in order for it to be calculated. To find the maximum of the function -X2+X+6: 1) Press [◊] [Y=]. 2) In an open e...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11815
Solution 11814: Sorting Columns in a Data, List, or Matrix Variable Using the TI-89 Family, TI-92 Plus, or Voyage™ 200.
... select "3:Sort Column." Numbers will be sorted in ascending order. Character strings will be sorted in alphabetical order. To sort a database structure: It is also possible to sort all columns as a whole, based on a "key" column. A database structure is a set of columns in which each column a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11814
Solution 11813: Using Local Variables in Functions or Programs on the TI-89 Family, TI-92 Plus, and Voyage™ 200.
...enced. If a user-defined function or program that references a local variable that is not initialized is evaluated or executed, the calculator will return the error message Undefined Variable. Below are two examples of functions. In the first function, the local variable is not initialized; in th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11813
Solution 12093: Displaying Asymptotes on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
... chosen so that one of the "plotted" points corresponds exactly to x = -3 (which happens to be a simple pole)- One may see this via the trace [F3] feature on the graph screen.Since the function is undefined there, the point is not plotted, and the points immediately to the right and left are not ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12093
Solution 12091: Creating a Histogram Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...or the x values under c1. Press [5] [ENTER] [8] [ENTER] etc. • Enter the numbers for the frequencies under c2. Graph the Histogram • Press F2 (Plot Setup).• Press F1 (Define).• A screen will now show the dialog box with the stat plot options. Fill in the following options. • Press [ENTER] [ENTER...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12091
Solution 11795: Using the deSolve() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...und on the TI-89 family, TI-92 family, and Voyage 200. The syntax for deSolve() is: deSolve(ODE,independentvar,dependentvar) The deSolve function returns an equations that explicitly or implicitly specifies the general solution to the 1st or 2nd ordinary differential equation (ODE). Example: ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11795
Solution 12088: Correcting a "Domain Error" when Performing Number Base Conversions on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
...ing number base conversions on the TI-89 family, TI-92 Plus, and Voyage 200 graphing calculators? 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. • Pres...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12088
Solution 11842: Algorithm Used for Symbolic Integration Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...h What algorithm is used for symbolic integration on the TI-89 family, TI-92 family and Voyage 200? Antiderivatives are determined by substitutions, integration by parts, and partial-fraction expansion, much as described by J. Moses in "Symbolic Integration: The Stormy Decade", Communic...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11842
Solution 12087: Clock Will Not Display on a TI-89 or TI-92 Plus Graphing Calculator with Operating System (OS) 2.08 or Above.
... Knowledge Base Search Why does the clock not display on a TI-89 or TI-92 Plus with operating system (OS) 2.08 or above? The clock features of the latest OS's will not function on a TI-89 and TI-92 Plus (or TI-92 with a Plus Module) with hardware version 1. To determine if a calc...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.
...ic cotangent= coth(expression) hyperbolic cosine= cosh(expression) Please refer to the examples provided below. Example 1: Inputting cosh(1.2) will return the result of 1.81066. Example 2: Inputting coth(1.2) will return the result of 1.19954. Example 3: Inputting csch(1.2) will return the result...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.
...nd Voyage 200 graphing calculators? The TI-89 family, TI-92 Family, and Voyage 200 will perform calculations involving fractions. However, the unit returns fractional results in the form of an improper fraction. Use propFrac() function to return an improper fraction as a mixed number, which is ac...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.
...n the receiving unit receives notice of a backup. • Press [ENTER] to select TRANSMIT and begin the backup transmission. • To prevent the backup and return to the Link SEND menu, press [2] to select Quit. When the backup is complete, both the sending calculator and the receiving calculator displa...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14289
Solution 12081: Graphing Inequalities on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... and Voyage 200 graphing calculators' Y= Editor does not allow an inequality to be entered into the calculator directly. However, the graph styles feature can be utilized to show the solution set for an inequality. The example below will demonstrate how to graph a simple inequality using these fe...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12081
Solution 12079: Creating Truth Tables Using the TI-89 Family, TI-92 Family, and Voyage™ 200.
...STO->] [ALPHA] [B] [ENTER]. 3) Input a and b and press [ENTER]. The "and" test operator can be accessed by pressing [2nd] [MATH] [8] [8]. This will return a response of {0,0,0,1}. Each 0 indicates a false response and each 1 indicates a true response. Please see the TI-89 family, TI-92 family, a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12079
Solution 12059: Implicit Partial Differentiation on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...sed to avoid a circular definition error that will occur when you differentiate a function of x and y. The function: impdif(x^2+y^2,x,y) Will return -x/y, which is the reduced form of -2x/(2y) Please see the TI-89 Titanium / Voyage 200 guidebook for additional information. Solution 1205...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12059
Solution 12069: Storing a Value to a Matrix Element on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... To enter the matrix: 1) If the Apps Desktop is on, press [APPS], highlight Data/Matrix Editor, then press the [ENTER] key. (If your Apps Desktop is turned off, press [APPS][6][3] and skip the next step). 2) Choose option 3:New... 3) To create the matrix above, the Type: will be Matrix, the Vari...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12069
Solution 12045: Calculating the Numeric Derivative (nDeriv) on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...n x=2, enter the following: nDeriv(2x^3, x)|x=2 or d(2x^3,x)|x=2 (The d( ) function is accessed by pressing [2nd] [8].) Both functions will return 24. If the value of x is not specified, the symbolic derivative will be displayed. Please see the TI-89 family, TI-92 family and Voyage 20...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12045
Solution 11769: Graphing Coordinates Using the TI-89 Titanium and Voyage™ 200 Graphing Calculators.
... press [ENTER] twice.3) Under c1, type in all the X-values (2,3,4). Under c2, type in all the Y-values (5,6,7).4) Press the [F2] key to select Plot Setup. Highlight Plot 1: and press [F1] to Define Plot 1.5) Select Scatter for the Plot Type and select Box for the Mark.6) Next to x, type in c1, wh...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11769
Solution 11869: Performing Unit Conversions On The TI-89 Family,TI-92 Family, and Voyage™ 200 Graphing Calculators.
...e of the units only. Any units for which a conversion is not specified will be displayed according to the defaults. Exception: To convert a temperature value, the tmpCnv() function must be used instead of the conversion operator. For more information on the temperature units conversion, read t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11869
Solution 11868: Certain Polar Values Not Computed on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...Voyage 200 graphing calculators not compute some polar values? The TI-89 family, TI-92 Plus, and Voyage 200 will not always return computed results for complex polar values in EXACT or AUTO modes. These calculators internally compute expressions in rectangular form that ar...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11868
Solution 11865: The isPrime() Algorithm on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...sed by the TI-89 family, TI-92 family, and Voyage 200 calculators divides by successive primes through the largest one less than 216. It does not actually keep a table or use a sieve to create these divisors, but cyclically adds the sequence of increments 2, 2, 4, 2, 4, 2, 4, 6, 2, 6 to gener...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11865
Solution 12130: Difference Between the FIX and FLOAT Display Digits Mode Settings on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
... is used for internal floating-point calculations to ensure maximum accuracy.Note: A result is automatically shown in scientific notation if its magnitude cannot be displayed in the selected number of digits.For additional information on mode settings, refer to the online guidebook for your speci...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12130
Solution 11863: The factor() Function Algorithm on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...Knowledge Base Search What is the factor() function algorithm on the TI-89 family, TI-92 family, and the Voyage 200? The factor() function returns the rational number factored into primes and a residual having prime factors that exceed 65521. The methods include the well-known factoriz...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11863
Solution 11747: Entering the Fibonacci Sequence on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...cedure below to generate the Fibonacci sequence:• Press [MODE]• For the Graph mode, select 4:SEQUENCE• Press [ENTER] [ENTER] to save the change and return to the Home screen• Press [Diamond] [Y=]• Enter u1=u1(n-1)+u1(n-2)• Press [ENTER]• Enter ui1={1,1}• Press [ENTER]• Press [Diamond] [TBLSET]• S...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11747