Solution 11825: Axes do not Appear on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...s appear when graphing using the TI-89 family, TI-92 family, or Voyage 200 graphing calculators? The instructions will demonstrate how to make the x-axis and y-axis appear on the TI-89 family, TI-92 family, and Voyage 200 when graphing. The axes need to be turned on: 1) Press [♦] [F3] (On the...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11825
Solution 11820: Algorithm Used for the cZeros() (Complex Zeros) Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...rOrGuess2 [, … ] }) → matrix The cZeros( function returns a list of candidate real and non-real values of var that make expression = 0 by using the lexical Gröbner/Buchberger elimination method to attempt to determine all complex zeros.. The cZeros(expr, var) function does this by computing exp►l...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11820
Solution 12663: Entering Numbers in Scientific Notation on a TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculator.
...• Input 2.5 • Press [EE] to access the EE function • Input 5 and press [ENTER] The calculator will display 2500000 if in Exact mode and 2.6E5 in Approximate mode. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. Solution 12663: Entering Numbers i...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12663
Solution 11819: Algorithm for Solving Systems of Equations on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...the Gaussian or Groebner elimination method is used to seek all solutions. Otherwise, a damped-Newton/steepest-descent method is used to seek an approximate solution close to the entered guess, which defaults to 0.0 for each component. Solution 11819: Algorithm for Solving Systems of Equations o...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11819
Solution 15468: Unlocking a Program on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...I unlock a program on the TI-89 Family, TI-92 Family, and Voyage 200? Program authors usually lock programs to prevent access or modification to the existing programming code. However, a program can be unlocked on the TI-89 Family, TI-92 Family and Voyage 200 calculators by following the steps li...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15468
Solution 11813: Using Local Variables in Functions or Programs on the TI-89 Family, TI-92 Plus, and Voyage™ 200.
...e Base Search How can I use a local variable on the TI-89 family, TI-92 Plus, or Voyage 200? A local variable is a temporary variable that exists only while a user-defined function is being evaluated or a user-defined program is running. As often as possible, use local variables for any...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.
...ings placed each plotted point exactly 0.2 units apart, starting at x = -9.0, assuming xres was set to its default value of 2. The distance on the x-axis between successive pixels is stored in the system variable Dx. Choosing different xmin or xmax values will change the value of Dx, and therefor...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12093
Solution 12088: Correcting a "Domain Error" when Performing Number Base Conversions on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
...error when performing 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/Appr...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12088
Solution 14292: Performing Hyperbolic Cosecant, Cotangent and Cosine Functions on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...putting csch(1.2) will return the result of 0.662488. Note: The result provided above are based on the calculator being in DEGREE Angle mode and APPROXIMATE Exact/Approx mode. For additional instructions, refer to the online guidebook for your calculator. Solution 14292: Performing Hyperbolic Co...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.
...ber, which is accessed by pressing [2nd][MATH][9][7]. Please Note: Before trying the examples below, enter the [MODE] menu and change the Exact/Approximate setting to Exact. Examples: Calculate 3/4 + 7/5 (Answer: 43/20) 1) Input 3, press the division key, input 4. 2) Press the [+] key. 3) In...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12058
Solution 12057: Fraction to Decimal Conversions on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...decimal number and press [ENTER]. To convert a proper or improper fraction to a decimal: 1) Press [MODE]. 2) Scroll to Exact/Approx. 3) Choose Approximate. 4) Input a fraction and press [ENTER]. For mixed numbers, the procedure is the same as for fractions. However, the mixed number has to be ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12057
Solution 12075: Viewing the Data Collected with the Calculator-Based Ranger™ (CBR™) and the Ranger Program on the TI-89 Family Calculators.
...ulator will display where the different data is located: L1 = Time L2 = Distance L3 = Velocity L4 = Acceleration • Press [2nd] [ESC] to completely exit the Ranger program. • Press [APPS]. • Select 6: Data/Matrix Editor or select the Data/Matrix icon if the Apps desktop is active (the Apps deskt...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12075
Solution 11806: Creating and Evaluating User-Defined Functions on the TI-89 Family, TI-92 Family and Voyage™ 200.
...iable name 4) Press [ENTER] twice to display the function editor 5) Enter the following: :xpower(x,y) :Func :x^2+y^2 :EndFunc 6) Press [2nd][ESC] to exit the editor. 7) To call the function on the Home screen, enter xroot(3,4) Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11806
Solution 11868: Certain Polar Values Not Computed on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...puts and may take a great deal of time to compute. If fast times or small output is desired, it is sometimes best to interrupt a computation and approximate it. Example: (250 < 85)*(121 < 3)/((250 < 85)+(121 < 3)) The exact solution to this is... (30250*(62500*(cos(3))2*(cos(5))4+(125000*(s...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11868
Solution 11756: Finding the Sum, Difference, and Product of Two or More Matrices on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...trix B into the Data/Matrix Editor screen, pressing [ENTER] after inputting each value. 8) After you have finished entering all the matrix elements, exit the Data/Matrix Editor App by pressing [HOME]. To add matrices A and B: 1) On the home screen, press [ALPHA] [A] [+] [ALPHA] [B] 2) Press [E...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11756
Solution 11753: Finding the Area Between Two Curves on the TI-89 Family, TI-92 Plus, and Voyage™ 200.
... Follow the prompts from here.• Press [ENTER] twice to select the two curves.• The lower bound is any point to the left of the intersection on the x axis.Use the left and right arrow keys to move the cursor, and Press [ENTER] to place the bound.• The upper bound is any point to the right of the i...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11753
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.
...on the TI-89 Family, TI-92 Family and Voyage 200? By default, the Display Digits mode setting is FLOAT 6, which means that results are rounded to a maximum of six digits. The [MODE] key can be used to select different settings which will apply to all exponential formats.Internally, the device cal...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.
...ibed by Geddes, Czapor and Labahn, "Algorithms for Computer Algebra", Kluwer Academic Publishers, Boston, 1992. Laguerre's method is used for approximate polynomial factorization. (Press et. al: "Numerical Recipes" Cambridge University Press, 1986.) Solution 11863: The factor() Function Algo...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11863
Solution 11734: Creating Repetition in a TI Basic Program on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ent in its use and provide a unique advantage. Use the Loop..EndLoop when the number of times needs to be repeated is not known. It must include an exit condition allowing to leave the loop. The program will repeat the loop until the condition is met. It will then exit and execute the first stat...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11734
Solution 10422: Creating Box Plots Using the TI-86.
... lists. • Press [2nd] [QUIT] to leave the editor. To set the viewing window: • Press [GRAPH] [F2] • Fill in 0 for xMin and 12 for xMax • Press [EXIT] to return to the Home screen To create the box plot: • Press [2nd] [CATLG-VARS] [F1] • Scroll to BOX, then press [ENTER] • Press [2nd] [List]...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10422
Solution 10580: Finding the Area Below a Function Using a TI-86.
...rea 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 this fun...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10580
Solution 12114: Calculating Integrals on the TI-89 Titanium and Voyage™ 200 Graphing Calculators.
...en using definite integrals to find the area below a graph, first graph the function to see if parts of the area being calculated is not below the x-axis and take it into account when using the integration. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional informa...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12114
Solution 10350: Finding the Determinant and Inverse of a Matrix on the TI-85 or TI-86.
...nput the dimensions of the matrix (3 [ENTER] 3 [ENTER]) • Input the values for the elements of the matrix pressing [ENTER] after each entry • Press [EXIT] to return to the home screen To find the determinant of matrix A, • Press [2nd] [MATRX] [F3] [F1] the screen should show Det • Press [2nd] [F...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10350
Solution 10414: Calculating Linear Regressions on the TI-86.
... correlation coefficient, and it needs to be as close as possible to 1 to ensure a good curve fit. 1.0 is a perfect fit, and anything less is an approximation. For example, .999 would be an excellent fit. The final value listed is the number of points that were analyzed to generate the equation. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10414
Solution 10410: Algorithm for the Solver Function on the TI-85 and TI-86.
...ot. The basic concept is to work between two "end points" and draw a secant line through them, projecting this line to its intersection with the x-axis. If the intersection is between these end points, the function value there is used to determine how to reduce the x-range while maintaining a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10410