Solution 11749: Factorials of Decimal (0.5) Numbers on Texas Instruments Graphing Calculators.
...rror otherwise. The reason 1/2 factorials are allowed: Computation of the pdf's and cdf's for the t, F and c2 distributions involve the use of the g function. When one is dealing with a single degree of freedom for one of these functions, one must compute g(1/2), which is equivalent to (-1/2)!. ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11749
Solution 21911: nDeriv and Derivative Commands Use Different Algorithms to Compute Answers.
... more accurate? The nDeriv() and Derivative commands are based on different algorithms. While the Derivative command solves for the derivative of the function exactly, the nDeriv() command uses the following formula: (f(var+step) - f(var-step))/(2*step) Please Note: On the TI-86, replace 'step' w...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/21911
Solution 34920: Graphing an Inequality Containing the Absolute Value on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...on the TI-83 Plus and TI-84 Plus family of graphing calculators? The instructions below demonstrate how to input and graph the abs( or absolute value function: Example: Graph |2x+3|>9 • Press [Y=]. • Press [MATH]. • Scroll right to highlight NUM and press [1] to select abs(. • Press [2] [...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34920
Solution 34919: Calculating the Present Value of a Perpetuity (Infinite Annuity) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...n infinite number of periods for N, the calculation involves the fact that the present value of a cash flow far enough into the future is going to be approximately $0. This means that futuristically the cash flows no longer add anything to the present value. Therefore, selecting a large number of...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34919
Solution 11887: Locating the Equal Sign on the TI-83 Family, TI-84 Plus Family, or TI-Nspire™ Handheld in TI-84 Plus Mode.
...4 Plus family, or TI-Nspire handheld in TI-84 Plus Mode? On these units, the "equals" sign ([=]) is located in the [TEST] menu. This menu is a [2nd] function of the [MATH] key. Please see the TI-83 family and TI-84 Plus family guidebooks for additional information. TI-Nspire users may refer to...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11887
Solution 34918: Calculating Derivatives on the TI-84 Plus Family of Graphing Calculators.
...lease Note: The TI-84 Plus family of graphing calculators do not have symbolic manipulation capabilities and cannot find the symbolic derivative of a function. For a list of TI graphing calculators that have the Computer Algebraic System (CAS) please refer to KB#24631. Please see the TI-84 Plus ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34918
Solution 34922: Graphing a Line Using Two Points on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ut L2. 11) Press [GRAPH] to graph a line connecting the two points. 12) To get a better view of the graph, press [ZOOM] [9] to select the ZoomStat function. Please see the TI-83 Plus and TI-84 Plus Family guidebooks for additional information. Solution 34922: Graphing a Line Using Two Points...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34922
Solution 10446: Storing and Solving Formulas on the TI-86 Graphing Calculator.
...tion: 1) On the home screen, type P= K^2*Q/2 2) Press [ENTER]. The display screen will say "Done." 3) Press [2nd] [SOLVER]. 4) Press [F1]. P should appear here. 5) Press [ENTER] to open the equation. 6) Move the cursor to exp= and input the value of P. 7) Move te cursor to Q= and input the valu...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10446
Solution 13680: Finding Proper Fractions and Common Denominators on the TI-89, TI-89 Titanium, TI-92 Family or Voyage™ 200 Graphing Calculators.
...ns and common denominators of an expression on the TI-89, TI-89 Titanium, TI-92 family or Voyage 200. Use the propFrac ([F2] 7) and comDenom ([F2] 6) functions. The syntax for the expressions is as follows: propFrac (rational expression [,var]) - the variable is with respect to a proper fraction....https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13680
Solution 13344: Calculating lcm() (Least Common Multiple) of Two Arguments on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...arch How do I find the least common multiple of two arguments on the TI-89 family, TI-92 family or Voyage 200 graphing calculator? The lcm() function returns the least common multiple (LCM) of two arguments. The LCM of two fractions is the LCM of their numerators divided by the greatest ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13344
Solution 12653: Converting Decimal Numbers Into Fractions on the TI-81.
...wledge Base Knowledge Base Search Can the TI-81 convert decimal numbers into fractions? The TI-81 does not have a built-in function to convert decimal numbers into fractions. To have this functionality, please consider upgrading to Texas Instruments latest line of graph...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12653
Solution 10442: Executing TI-Basic and Assembly (ASM) Programs on the TI-86.
...ram written in TI-Basic on the TI-86: 1) Press the [PRGM] key and select [F1] for a list of program names on the calculator. Each program name should appear above one of the [F1] through [F5] keys depending on the number of programs stored on the calculator. 2) Locate the program to execute and p...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10442
Solution 10420: Correcting the Error "Cannot Transfer. The File Format is Invalid" When Sending the Advanced Statistics Program to the TI-86
...cs program is a group file. The TI Connect 1.6 does not recognize a TI-86 group files, so the error, Cannot transfer. The file format is invalid will appear when attempting to transfer this program by dragging its icon onto the TI Connect shortcut icon.To correct the issue, ungroup the TI-86 Adv...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10420
Solution 13305: Inserting and Deleting a Row, Column, or Cell in the Data/Matrix Editor on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...or column is inserted before the row or column that contains the highlighted cell. In the Data/Matrix Editor: 1) Move the cursor to any cell in the applicable row or column 2) Press [2nd][F6] and select 1:Insert 3) Select either 2:row or 3:column Please Note: When inserting a row in a li...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13305
Solution 12060: Interpolation Calculations on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...ons on either the TI-89 family, TI-92 family, or Voyage 200? Neither the TI-89 family, TI-92 family, or the Voyage 200 have a built-in interpolation function. However, students, educators, and other users of the TI-89 family may find third-part sources available on the Internet for retrieval of ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12060
Solution 10424: Degree, Minutes, Seconds (DMS) Conversions with the TI-85 or TI-86.
... ' symbol can be accessed by pressing [2nd] [MATH] [F3:ANGLE] [F3:']. To convert a number that is written in decimal degrees to DMS, use the [>DMS] function, found in the MATH, ANGLE menu. To convert an answer that is displayed on the screen in DMS format to decimal degrees, press [2nd] [ANS]...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10424
Solution 12184: Algorithm for the Exec Command on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...h What is the Exec command and how is it used on the TI-89 Family, TI-92 Family and Voyage 200 graphing calculators? The syntax for the Exec function is provided below:Exec string [, espression1] [, expression2]...The Exec function executes a string consisting of a series of Motorola 680...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12184
Solution 12176: Using the Numeric Solver on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...tore an equation or formula using the numeric solver on the TI-89 family, TI-92 family, and Voyage 200.Example: Store 30=5X and solve for X.1) Press [APPS] [9] if the Apps Desktop is turned off. If the Apps Desktop is on, press [APPS] and select Numeric Solver. 2) At eqn: press [3] [0] [=] [5] [X...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12176
Solution 11827: Calculating the Determinant of a Matrix Using the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...ium, TI-92 family and Voyage™ 200. Example: What is the determinate of matrix b? Solution: Enter the matrix in the Data/Matrix Editor. 1) Press [APPS] [6] [3] (If Apps Desktop is on, press [APPS], select Data/Matrix Editor, and press [3]). 2) The Type: will be Matrix, input b for the Variabl...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11827
Solution 11826: Calculating nth Power and Roots Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...nter 27. 2) Press [ )] [^] [( ] and enter 1. 3) Press [÷], enter 3, and press [ )] [ENTER]. The screen will display -3. OS 3.10 has a built in root function. The steps provided below can also be used for the TI-89 Titanium or Voyage 200 with OS 3.10 or higher to calculate the cube root of 27. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11826
Solution 16532: Graphing a Partial Sum of a Sequence on a TI-89 Family, TI-92 Family or Voyage™ 200 Graphing Calculator.
...Choose 4: ∑( sum.4) Enter [1][ [÷] [ALPHA] [A] [^] [2] [,] [ALPHA] [A] [,][ 1] [,] [X] [)].Please Note: On the TI-92 family and Voyage 200, the ALPHA function does not have to be used since these calculators have a built-in QWERTY keyboard.5) Press [ENTER].6) Press [♦] [GRAPH]. For calculators wi...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/16532
Solution 16510: How To draw a vertical line on a TI-86.
...ne on a TI-86? To draw a vertical line on the TI-86, there are two options: First on the graph itself: • Press [MORE]. • Press [F2] for the Draw function. • Press [F3] for the Vertical line. • Use the left and right arrows to move the line to where you want it. • Press [ENTER]. • To ente...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/16510
Solution 15689: Entering Numbers Using Scientific Notation on a TI-85 and TI-86 Graphing Calculator.
... do I enter a number in scientific notation on a TI-85 or TI-86 calculator? A number can be entered using scientific notation with the use of the EE function, which is accessed by pressing [EE]. This key represents x10. Example: Input 1.5 x 108 and display the results in standard form. Solution:...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15689
Solution 12138: Font and Size of Characters Used on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...Family and Voyage 200 Graphing Calculators? The font set is a custom set that gets installed on the PC along with most of Texas Instruments' Windows® applications (such as NoteFolio Creator™). It is called Ti92Pluspc on the computer. On the calculator, most of the characters are 5 pixels wide by ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12138
Solution 12134: Using Strings on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...matically store user input as 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 a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12134