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Solution 22290: Solving for f(x+h) Using the TI-89 Family, TI-92 Family or Voyage™ 200 Calculators.

...w the steps listed below. F(x) will be defined as: (4x+3)/(6x+7) • To define f(x), press [2nd] [CUSTOM] [F2] and select 6:Define f(x) =. • After the equal sign, input (4x+3)/(6x+7) and press [ENTER] to define the function. If entered correctly, the calculator will return "Done" and the calculator...
https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/22290

Solution 22171: Pausing a Program on a TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculator so Entire Results May Be Viewed.

... Knowledge Base Knowledge Base Search How can I pause a program so that I may view the entire result? If a program requires more information than can be displayed at once, users may add a Pause command in the program to pause it until they are ready to continue. T...
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Solution 10371: Calculating and Graphing a Linear Regression on the TI-82.

...o the TI-82:1) Enter STAT edit mode by pressing [STAT] [1]. 2) Enter the data in the L1 and L2 lists, pressing enter after each entry.3) Press [2nd] [QUIT] to leave the editor.Calculate the linear regression (ax+b):1) Enter the STAT mode again by pressing [STAT].2) Select CALC.3) Press [5] to sel...
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Solution 19149: Using Folders on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...and folders. 1. Press [2nd] [VAR-LINK] to display the VAR-LINK screen. 2. Press [F1] [5] to select 5:Create Folder from the Manage menu. 3. Type a unique folder name up to eight characters, and press [ENTER] twice.    After a new folder is created from the VAR-LINK, that folder is not automatical...
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Solution 19009: Calculating the Number of Days Between Dates on the TI-89 Family, TI-92 Family and Voyage™ 200.

...his function is NOT listed in the CATALOG. It must be entered manually from the HOME screen. • Press [HOME] • Type "dbd(01.0106,03.3006)" without the quote marks • Press [ENTER] The loan will accrue interest for 88 days before the first payment. Please see the TI-89 family, TI-92 family and Voy...
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Solution 11770: Graphing Polar Rose Functions on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.

...and Voyage 200? The example below will demonstrate how to graph a polar rose on the TI-89 family, TI-92 family and Voyage 200. Example: r=8*sin(2.5q) 1) Press [MODE], change the Graph mode to Polar, change the Angle mode to Radian, and press [ENTER] twice to save the new graph and angle mode ...
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Solution 18689: Calculating the gcd() (Greatest Common Divisor) on the TI-73 Family Graphing Calculators.

...ument is a list and the other a non-list, the non-list is paired with each element of the list, and a list is returned. Note: This is function is frequently used with fractions to reduce them to lowest terms on the TI-73 family.   The syntax is as follows:   gcd(valueA,valueB)     Examples:   • ...
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Solution 11712: Calculating Standard Deviation on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...e data {1, 2, 5, -6, 3, -2}, and press [)] • Once the screen displays stdDev({1, 2, 5, -6, 3, -2}) press [ENTER] to calculate the result of 3.937 or square-root (62)/2 Ex. Calculate the Standard Deviation of {1.3, 2.5, -6.4} and {3, 2, 5} • From the HOME screen, press [2ND] [MATH] • Select 6:Sta...
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Solution 11751: Finding Critical Points Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...ritical points be found using the TI-89 family, TI-92 family or Voyage 200? The critical points of a function are the points where the derivative is equal to zero, reach a local minimum, or reach a local maximum. The following illustrates how to use the differentiate and solve functions to find c...
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Solution 10379: Finding the Zero of a Function using the TI-82.

...e TI-82? Use the root instruction to find the zero on the TI-82. Please refer to the example below.Example:Find the zero of y=2x+4Solution:Graph the equation:1) Press [Y=].2) Input the equation.3) Press [GRAPH].Find the zero:1) Press [2nd][CALC][2].2) Move the cursor to the x value to specify the...
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Solution 11750: Finding an Intersection of Functions on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...wo functions on the TI-89, TI-92 Family, and Voyage 200. Example: Find the intersection of the following y=-3x+2 y=4x-5 Solution: First, graph the equations. 1) Press the diamond key, [F1]. 2) Input the equations. 3) Press the diamond key, [F3]. The graphs are now displayed on the screen. Fin...
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Solution 24995: Answers that Include an @1 or a Component Formatted as @k on the TI-89 Family, TI-92 Family, or Voyage™ 200

...e a constant appears in an answer it is listed as @1, with the command solve(x^2+y^2=r^2 and (x-r)^2+y^2=r^2,{x,y,z}) and the answer as x=r/2 and y=(square root of 3*r)/2 and z=@1 or x=r/2 and y=-(square root of 3*r)/2 and z=@1.   The next example shows that the second appearance of the constan...
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Solution 10355: Setting the Number of Decimal Places on the TI-85 and TI-86.

...ighlighted.• Press the [ENTER] key.For 2 decimal places, 2 should be highlighted. All answers will then be rounded to 2 decimal places.• Press [2nd] [QUIT] to return to the home screen.Please see the TI-85 and TI-86 guidebooks for additional information. Solution 10355: Setting the Number of Dec...
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Solution 27750: Finding the Intersection of Two Functions on the TI-73 Explorer™ Graphing Calculator.

... 4) Press [Math] [6] [↑] [CLEAR] [0] [2nd] [TEXT] [↓] [↓] [↓] [Enter] [↓] [Enter] [2nd] [VARS] [2] [1] [-] [2nd] [VARS] [2] [2] this is to use the equation solver to calculate the X intersection. 5) Press [Enter] [0] [↓] [↓] [Enter] this will display your X intersection point which is -3. Th...
https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/27750

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...
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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 ...
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Solution 30350: Using the Two-Graph Mode on the TI-89 Family and Voyage™ 200 Graphing Calculators.

...ared and can be displayed on only one side at a time. Setting the Mode Several mode settings affect the two-graph mode, but only two settings are required. Both are on Page 2 of the MODE dialog box. To set the modes, please follow the steps below: • Press [MODE]. Then press [F2] to display Page...
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Solution 38017: Transferring an Operating System (OS) From Unit to Unit on the TI-89, TI-89 Titanium, TI-92 Plus, and Voyage 200.

...: You can only transfer from the same model of calculator to another as the OS files for the TI-89, TI-89 Titanium, TI-92 Plus, and Voyage 200 are unique and not cross compatible.Additional Note: Installing the OS will erase all data on the calculator.• Link two like units together.• On the recei...
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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 12173: Use of the Approx() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...The function approx() returns the evaluation of an expression as a decimal value, when possible, regardless of the current Exact/Approx mode. It is equivalent to entering the expression and pressing [Diamond][ENTER] on the Home screen. Examples: approx(π)[ENTER] will return 3.14159 app...
https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/40304

Solution 11593: Defining a Function from a Program Prompt on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...e the expr() function: expr("function string"&"store f(x)") Example: ... inputStr "input function", var1 expr(var1&"® y1(x)") ... Note: To input "quotation marks", press [2nd] [1]. To input the "®" symbol, press the [STO>] key. To input the "&" symbol, press [2nd] [CHAR] [3] [6]. Please see t...
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Solution 32811: Using the Ceiling() Function on the TI-Nspire™ Family Products.

... How do I use the ceiling() function on the TI-Nspire family products? The ceiling() function returns the nearest integer that is greater than or equal to its argument. The argument can be a real number, complex number, list, or matrix.To perform this function, please see the examples listed b...
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Solution 12106: Verifying a Symbolic Result on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.

... When a symbolic result is different than the expected result there are several tools in the unit that can be used to help verify that the result is equivalent. Please follow the steps listed below for an example problem.  Factor the polynomial: -16x^3-24x^2 1. Make sure there are no values or ...
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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: ...
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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