Solution 11819: Algorithm for Solving Systems of Equations on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ase Search How are systems of equations solved on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? solve() and cSolve() functions return real or complex solutions of linear or nonlinear systems of equations. For linear or polynomial systems, the Gaussian or Groebner ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11819
Solution 11818: Algebra Problem Identities for 00 using the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...e of ab is the cardinality of the set of all mappings from B to A. In particular, if a = b = 0, then A = B = the empty set, and there is exactly one function that maps the empty set to itself (namely, the empty function). Therefore, 00 = 1. 3. Apply the algebraic notion of an empty product, whi...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11818
Solution 12093: Displaying Asymptotes on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
..." 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 joined by a line. Changing the xMin...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12093
Solution 12066: Performing Number Base Conversions on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...] [ALPHA] [E] [4] (the screen will show 0h2c>Bin). 3) Press [ENTER] to display the results. Please Note: The TI-92 does not have the base conversion function built into it but the function can be added through a function. Please see page 344 of the TI-92 Plus guidebook. Please see the TI-89 fam...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12066
Solution 11753: Finding the Area Between Two Curves on the TI-89 Family, TI-92 Plus, and Voyage™ 200.
...g Calculator products Knowledge Base Knowledge Base Search How do I find the area of the region shared by two functions between their intersecting points on the TI-89 Family, TI-92 Plus, and Voyage 200? The following example shows how to find the area betwe...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11753
Solution 12117: Cause of the Signature Error on the TI-89 Family, TI-92 Plus, or Voyage™ 200 Graphing Calculators.
...ting system to a TI-89 family, TI-92 Plus, or Voyage 200 from a computer, the calculator must be on the Home screen. The signature error message will appear if the calculator is put in Receive mode. The only time the calculator should be put in Receive mode is when the code is being sent from an...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12117
Solution 10580: Finding the Area Below a Function Using a TI-86.
...the area below a function using a TI-86, the command FnInt or the graphing integral function can be used. The FnInt function, which finds a numerical approximation for a definite integral, uses the following syntax: FnInt(expression, variable name, lower limit, upper limit) NOTE: To access thi...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10580
Solution 10410: Algorithm for the Solver Function on the TI-85 and TI-86.
...nd a sign change. It finds one at the right bound and then begins the routine above using the guess and the right hand bound as the end points. Because an even multiple root doesn't have a sign change, the solver must be "forced" into doing the bisections needed to reduce the range around t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10410
Solution 19149: Using Folders on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...AIN, and all variables are stored in that folder. By creating additional folders, independent sets of user-defined variables (including user-defined functions) can be stored. • A user-defined variable can be stored in any existing folder. • A system variable or a reserved variable with a reserve...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/19149
Solution 10348: Calculating Inverse Trigonometric Functions on the TI-85 or TI-86 Graphing Calculators.
...rs? Most inverse trigonometric functions are calculated in angle measurements of degrees. The steps outlined below will change the mode from the default setting of radians to degrees for the measurement of angles. However, if this step is omitted the measure of the angle may be in radians and n...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10348
Solution 10215: Polynomial Root Finder and Simultaneous Equation Solver App gives Unexpected Result for the TI-83/84 Plus, TI-89/TI-92/Voyage 200 and the TI-85/TI-86 families of the Graphing line of Calculators.
...ode settings for Polynomial Root Finder and Simultaneous Equation Solver App. The mode screen will look very similar to the basecode settings. The default setting is REAL for display, hence showing NONREAL for any roots that contain imaginary parts. Select the display mode to be a+bi, which wil...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10215
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 11404: Unexpected Loss of Apps on the TI-89 Family, TI-92 Plus, or Voyage™ 200 Graphing Calculators.
...order. This most likely is not the order that they are stored in on the calculator.NOTE: When Apps are being deleted from the calculator, do so with caution. Make sure the batteries are not weak. Do not pull the batteries out while there is a progress bar displayed.Please see the TI-89 family, TI...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/11404
Solution 11591: Correcting the Circular Definition Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...92 family, and Voyage 200 graphing calculators? A change was made in the TI-89, TI-89 Titanium, TI-92 Plus and Voyage 200 operating systems to detect function and program calls that have expressions of symbolic variable argument names that are the same as those used to define the function or prog...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11591
Solution 12263: Using the Constant K Function on the TI-30X IIS/B.
... function on the TI-30X IIS/B? On the TI-30X IIS/B, pressing [2nd] [Division] turns on the constant mode and allows the user to define a constant. K appears in the top of the display when the constant mode is on. The [=] key places the contents of K at the end of the expression in the display. ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12263
Solution 10474: Using Memory Functions and Operations on the TI-1795 SV.
...ey completes any operation (acts like the [=] key) and then adds the result to memory.Example:1) Press [4] [M+] [ON/C]4 is stored to memory, and 'M' appears in the top left of the display.2) Press [4] [x] [9] [M+]36 is displayed, and the result of (36 + 4) will be stored to memory.[M-] subtracts...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10474
Solution 34731: Using the Mean() Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... mean() function return the mean or average of list with the frequency list (freqlist). If a freqlist is not specified in the mean() function, the default value for freqlist is 1. Each freqlist element counts the number of consecutive occurrences of the corresponding element in the list. Refer to...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34731
Solution 35575: Using the Simplification Function on the TI-34 MultiView™.
...ge Base Knowledge Base Search How can I use the simplification function on the TI-34 MultiView? The simplification function automatically simplifies a fraction using the lowest common prime factor. Example: 1) Press [n/d]. 2) Input 200 and press [▼]. 3) Input 51 and p...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/35575
Solution 34798: Graphing a Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...84 Plus family of graphing calculators. Example: Graph y - x = -3 Solution: • First, solve for y. This must be done manually by hand using algebra because the TI-83 Plus and TI-84 Plus family of graphing calculators are not CAS calculators. • The new equation is: y=x-3. To graph the equation: • P...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34798
Solution 12156: Scaling the X-axis and Y-axis with the Same Units on TI-89 Family, the TI-92 Family, and the Voyage™ 200.
... Knowledge Base Knowledge Base Search How can I make the units on the x-axis and the y-axis the same when graphing a function on TI-89 family, the TI-92 family, and the Voyage 200? To make the scale on the x-axis and y-axis the same, use the ZoomSqr command. The Z...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12156
Solution 12152: Definition of Mode Settings on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...Voyage 200? Following are explanations of the Mode settings available on the TI-89 Family, TI-92 Plus, and Voyage 200: Graph: Type of graphs to plot: FUNCTION, PARAMETRIC, POLAR, SEQUENCE, 3D or DIFF EQUATIONS. Current Folder: Folder used to store and recall variables. Unless additional folders w...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12152
Solving Kinetics Problems
In this activity the student will use the List and Spreadsheet and Graphs and Geometry to analyze the relationship between temperature and the concentration in a Kinetics experiment. The student will use the following functions: enter data into lists name lists use formulas to populate data ...https://education.ti.com/en/activity/detail/solving-kinetics-problems
Finding the % salt in seawater
In this experiment, students are asked to collect data in order to prepare a calibration curve showing the relationship between the % of salt and the mass of salt water. Using this graph, students will be able to determine the concentration of salt in a sample of ocean water. The activity provid...https://education.ti.com/en/activity/detail/finding-the--salt-in-seawater
No More Peas, Please!
Students explore the use of nonstandard units of volume and calculators to estimate the number of peas it would take to fill a classroom.https://education.ti.com/en/activity/detail/no-more-peas-please
Manipulating Lab Data: The Diode
Introduces the Shockley diode equation, which gives the voltage-current characteristics of a diode. The equation is plotted and compared to actual diode data taken in a laboratory. The method of importing data to the TI-89 is shown, followed by instructions on how to manipulate the data to prep...https://education.ti.com/en/activity/detail/manipulating-lab-data--the-diode