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...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11750
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...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/31951
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 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11707
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...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/30350
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...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11593
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 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12106
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: ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/10376
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
Solution 30531: Finding the Inverse of a Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...ou need to find the inverse of f(x)=5/x+10 follow the steps listed below. 1) On a sheet of paper, replace x with y, and replace f(x) with x 2) Your equation should now be x=5/y+10 3) Solve for y using your calculator by pressing: [F2] [ENTER] [x] [=] [5] [/] [y] [+] [1] [0] [,] [y] [)] So, f-...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/30531
Solution 10403: Symbolic Manipulation Capabilities of the TI-85 when Computing Derivatives.
...tware applications (Apps). Like the TI-85, the TI-89 Titanium is ideal for advanced mathematics classes like calculus, engineering, and differential equations. The TI-89 Titanium is electronically upgradeable, includes symbolic manipulations, 3D graphing, statistics, and more! The TI-Nspire CX CA...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10403
Solution 11837: Difference Between Complex Numbers on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...e 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 radian measure, and ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/11837
Solution 11402: Starting the Calculus Tools Application on the TI-89 Family.
... Base Search Where is the Calculus Tools menu and why do I see a normal TI-89 family menu after accessing the App? The Calculus Tools App requires specific mode settings to run correctly. If one of these mode settings is different, the App will not run. If the App is accessed with the i...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11402
Solution 11371: Amount of RAM and Archive Memory Used by Calculator Software Applications (Apps) for the TI-89 Family, TI-92 Plus, and the Voyage™ 200 Graphing Calculator.
...yCards™235235792Statistics with List Editor81617428Statistic with List Editor ( French)3014592Statistic with List Editor (German)3017324Simultaneous Equation Solver117285658Polynomial Root Finder110450270Finance 18443224Statistic with List Editor (Spanish)3016686Spanish (Espanol)11039632German (D...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/11371
Solution 16730: Key Fonts for the TI-89 Family of Calculators.
...ts needed to create documents with the same fonts and keys as shown in the TI-89 Guidebook From the "Attachments" section below click on TI89pkeys.hqx for Mac install. Use the file named TI89pkeys.exe for a Windows® XP installation. TI-89 Key Fonts for MAC Download TI 89keys.hqx ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/16730
Solution 10587: Differences Between the TI-86 and the TI-89 Family Graphing Calculators.
...are listed below. Some of the TI-86 functions are not built in the TI-89 family. These functions include: • Polynomial Root Finder. • Simultaneous Equations Solver. Please Note: These features can be added to a TI-89 family calculator with the Polynomial Root Finder and Simultaneous Equation S...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/10587
Solution 15629: Graphing Functions with Fractional Powers on Texas Instruments Products Where X < 0.
Solution 15629: Graphing Functions with Fractional Powers on Texas Instruments Products Where X 1 is never zero or Ð.) However, for x=0 or when y can be expressed as a rational number p/q, with q odd. However, as mentioned above, the principal branch of x^y is not real for x0 because the deriva...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/15629
Solution 11380: Engineering Applications for the TI-89 Family and Voyage™ 200 Graphing Calculators.
...tor Software Applications (Apps) for the Voyage 200, TI-89, and TI-89 Titanium graphing calculators: ME*Pro® App Helps solve a comprehensive set of equations used by mechanical engineering students and professionals. With a power browser engine and unit manager, it handles more than 1,000 equati...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.
...ur sample is accounted for by a linear relationship with the values of X. R2 is used when independent variables are created from the regression. This quantity merely indicates what proportion of the total variation in the response Y is explained by the fitted model. (Probability and Statistics fo...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.
...ty 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 to or less than 999. The latest version of Statistics with List Editor App does not have this limitation and is currently available for the TI...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12127
Solution 11591: Correcting the Circular Definition Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...expected result!) To avoid this, functions and programs should be defined with argument variable names that WILL NOT be used as arguments during subsequent function or program calls. Please avoid choosing variable names like x,y,z,a,b,c,... for argument names when defining a function or program. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11591
Solution 12711: Availability of Overhead Versions of Non-Graphing Calculators.
Solution 12711: Availability of Overhead Versions of Non-Graphing Calculators. Solution 12711: Availability of Overhead Versions of Non-Graphing Calculators. global Solution 12711: Availability of Overhead Versions of Non-Graphing Calculators. website ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/12711
Solution 16409: Correcting a TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculator That is Locked Displaying "Busy" for a Prolonged Period of Time.
...TI-89 family, TI-92 family or Voyage 200 graphing calculators may display "busy" for a certain time while processing complex computations or solving equations. However, if the calculator displays busy for more than 10 minutes please see the below instructions: NOTE: The following procedures will ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/16409