Solution 11576: Algorithm Used for Calculating the Sine Regression On the TI-86, TI-83 Family, or TI-84 Plus Family.
... for k = 1,2,...,nwhere, n = length of the x and y lists and a,b,c,d are the SinReg parameters. In addition, optional arguments are allowed for the maximum number of iterations and/or initial guess of the sine functions period. The SinReg problem is therefore to find the a,b,c,d values for the si...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11576
Solution 34921: Graphing a Vector on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...1 list, press [0] [ENTER] [X,T,theta,n] [ENTER]. 3) Scroll over to the L2 list and press [0] [ENTER] [ALPHA] [1] [ENTER]. 4) Press [2nd] [MODE] to exit the STAT List Editor. Graph the vector: 1) Press [2nd] [Y=] [ENTER] to access the STAT PLOT Editor. 2) With the ON option highlighted, press [...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34921
Solution 34919: Calculating the Present Value of a Perpetuity (Infinite Annuity) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...inite 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 paym...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34919
Solution 11893: Saving Text to a TI Graphing Calculator.
... technology, use the program text editor to save text on a graphing unit. To access the program text editor, a user must create a program or edit an existing program. The following instructions reference the procedure for various TI calculators. Procedure for the TI-82, TI-73, TI-83 Family, TI-...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11893
Solution 14240: Converting Between Fractions and Decimals on the TI-73 Explorer™.
...73 Explorer can convert any fraction to a decimal. However when converting a decimal to a fraction, if a fractional equivalent of a decimal does not exist, the calculator returns the same digits. The calculator also only recognizes and converts (if possible) the first ten digits of any decimal. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14240
Solution 14243: Drawing a Pictograph On The TI-73 Explorer™.
...surround the first list element with quotation marks. This list will be symbolized with a lowercase "c" next to the title of the list: • Toronto • Mexico City • Los Angeles • Washington • Denver • Kansas City • Vancouver Create a numerical list called Dist using the following data: {2215, 1775,...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14243
Solution 11830: Correcting a Window Variables Domain Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
..., TI-92 family, and Voyage 200 graphing calculators? The Window variables domain error occurs when the minimum value for x or y is larger than the maximum value. Edit the window values to resolve this error. Refer to the instructions below. • Press [♦][WINDOW] • Input the following values: xm...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11830
Solution 14291: Performing Cosecant, Cotangent and Cosine Functions on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...ing csc(60) will return the result of 1.1547. Please Note: The results provided above are based on the calculator being in DEGREE Angle mode and APPROXIMATE Exact/Approx mode. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. Solution 14291: Perform...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14291
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