Solution 10410: Algorithm for the Solver Function on the TI-85 and TI-86.
...the function evaluates to about -3E-13 (-12.5 on the graph). However, in the range of about +/- 2E-7 either side of x=-1, the function evaluation becomes erratic, with exact zero evaluations where pixels are blank and evaluations with positive sign at the top of the graph. The width of this e...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10410
Solution 10409: Activating the Finance or the Advanced Statistics Program on the TI-86.
... search. After downloading and installing the Finance or the Advanced Statistics application on the TI-86, the program must be activated before it becomes operational. Follow the procedure below to activate the application: • Press [2nd][CATLG-VARS][F1]. Press the down arrow key to select Asm(...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10409
Solution 10453: Designing an Ellipse Using the Geometry Section of the TI-92.
...to the ellipse. The point of tangency is *not* the midpoint of the segment. The locus option is under [F4]. To construct this locus, choose the locus command from the menu, select the bisector and press [ENTER], then select point (A) by pressing [ENTER]. • Construct a segment from the cent...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10453
Solution 10400: Calculating the Inverse Sine of 2 Using the TI-85.
...ducts Knowledge Base Knowledge Base Search Why does the TI-85 return an answer for the inverse sine of 2? For complex numbers x+iy, the sine function is defined as sin(x+iy) = sin(x)cosh(y)+icos(x)sinh(y). Note: cosh(y) = (ey + e-y)/2 and sinh(y) = (ey ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10400
Solution 12760: Preventing the Loss of Applications on the TI-89 Titanium and Voyage™ 200 Graphing Calculators With OS v3.xx.
...ange the batteries as soon as possible. Do not pull the batteries out while there is a progress bar displayed. Do not wait for the batteries to drain completely. 2) When changing the batteries, do not replace them one at a time. This could create a condition where the unit is interrupted during i...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12760
Solution 10399: Differential Equation Solver for the TI-85.
...od used in the TI-85 to solve differential equations is known as an adaptive stepsize Runge-Kutta method.In this method, a proposed step is taken by computing a solution with two separate Runge-Kutta formulas of different order (but which share evaluation points). An error estimate is formed f...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10399
Solution 12791: Using a Function that Needs an Integer as an Argument in Approximate Mode using the TI-89 family, TI-92 Plus and Voyage™ 200.
...n integer as an argument in approximate mode on the TI-89 family, TI-92 Plus and Voyage 200? Use the function that needs an integer as an argument in combination with the exact() function to get the desired argument.For example: The checkTmr( function. The function checkTmr takes an integer as an...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12791
Solution 10392: Transferring Programs or Data Between a TI-82 and TI-83.
... data and programs from a TI-82 to a TI-83. However, differences between the two products may affect some transmitted data. The table below shows the commands the TI-83 software automatically adjusts to when received from a TI-82. TI-82 TI-83 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10392
Solution 22171: Pausing a Program on a TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculator so Entire Results May Be Viewed.
...n 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. This is especially useful when displaying long lists, matrices, etc. To find P...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/22171
Solution 10372: Calculating Numeric Derivatives on the TI-82.
... derivative of an expression on the TI-82.Example:Find the numerical derivative of x2-4X, when x=3.Solution:1) Press [MATH] [8], to paste the nDeriv( command onto the home screen.2) Input the expression x^2-4X. The screen will read:3) After the expression, input [,] [x] [,] [3] [)] (x is the vari...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10372
Solution 11505: Sending Files from a TI-82 or TI-85 to a Macintosh® with the TI-GRAPH LINK 2 or the TI Connect™ Software.
... How can I send files from a TI-82 or TI-85 to a Macintosh® with the TI-GRAPH LINK 2 or the TI Connect software? When sending files to a Macintosh® computer from a TI-82 or a TI-85, it is necessary to access the LINK menu on the calculator, select the variables to transmit, and select TRANSMIT ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11505
Solution 19149: Using Folders on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...iables in the MAIN folder are always directly accessible, regardless of the current folder. Creating a Folder from the Home Screen: Enter the NewFold command. The syntax for this command is: NewFold folderName ¬ The folder Name to create. This new folder is set automatically as the current fold...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/19149
Solution 11595: Displaying of a Numeric Answer Instead of a Symbolic Answer when Using the Integration Function on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...riable or use a different variable in the calculation. Variables can be deleted by pressing [F6][ENTER] from the home screen or by using the DelVar command. The calculator resorted to a numerical approach to find the solution for the problem. This could happen when the problem being solved is...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11595
Solution 10416: Calculating the Derivative of a Function Using the TI-85 or TI-86.
... the [F2] key to select nDer (numerical derivative). This will paste nDer( on the HOME screen.• Type in the example function, x^2 + 2x + 4.• Insert a comma by pressing the [,] key.• Type in the variable x by pressing the [x-VAR] key.• Insert a comma by pressing the [,] key.• Type in the number 2 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10416
Solution 11690: Accessing the Custom Menu on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...89 family, TI-92 family, or Voyage 200 graphing calculator? The custom menu contains menu items of predefined functions and strings of text that are commonly used on the TI-89 family, TI-92 family, or Voyage 200. The default custom menu contains the following, but can be modified. For more i...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11690
Solution 18649: Finding the Length of a Vector Using the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...nowledge Base Search How can I find the length of a vector using a TI-89 family, TI-92 family or Voyage 200 graphing calculator? The norm() command is used to find the length of a vector. The norm() command can be found under the CATALOG. Please see the below instructions for finding th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18649
Solution 18469: Calculating the Summation of a Geometric Sequence Using the TI-89 Family, TI-92 Family, or Voyage 200™.
...t allow a step size to be entered; it always uses the default value of 1. However, if a different step size is required (such as for Riemann sums), a combination of both the sum( ) and seq( ) functions can be used in order to do this. Both functions are accessed by pressing [2nd] [MATH] [3] from ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18469
Solution 10383: Shading Above or Below a Function on the TI-82.
... Knowledge Base Knowledge Base Search How can I shade above or below a function on the TI-82? Using the shade command, the TI-82 can shade a specific area of the graphing window. This function is accessed by pressing [2nd] [DRAW] [7]. The first two argument...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10383
Solution 11751: Finding Critical Points Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ates how to use the differentiate and solve functions to find critical points. Example: Find the critical points using the solver and differentiation commands on the home screen for the following function: f(x)= x^3+x^2-5x-5 The first step to finding the critical points is to differentiate the ab...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11751
Solution 17214: Solving Second Order Differential Equations on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculator.
... on a TI-89 Family, TI-92 Plus and Voyage 200 Graphing Calculator? First and second order differential equations can be solved by using the deSolve( command. 1. First Order Example Solver the equation y''+2y'+y=x^2. Solution: Start by clearing the calculator's home screen and following the instr...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/17214
Solution 11743: Algorithm for the dotP() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... Knowledge Base Search How does the dotP() function work on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The dotP() command is implemented on the TI-89 Titanium, TI-92 family, and Voyage™ 200 calculators as an inner product of its arguments. The inner product is ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11743
Solution 10358: Transferring Information from the TI-85 to the TI-86.
...The TI-86 can be directly linked to the TI-85. All information can be sent from the TI-85 to the TI-86. Numeric data (lists, matrices, vectors, real, complex numbers, etc.) can be sent from the TI-86 to the TI-85. Variables that contain too many elements will be truncated at the TI-85's limit.Not...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10358
Solution 17169: Calculating the Second Derivative and Antiderivative Using a TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculator.
... How do I calculate the second derivative and antiderivative using a TI-89 family, TI-92 family or Voyage 200 calculator? The differentiate command, d (differentiate), computes derivatives. Please see the below example for computing the second derivative: Example: What is the second de...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/17169
Solution 11739: Displaying Radicals and Imaginary Numbers in the Solutions Using the TI-89 Family, TI-92 Plus and Voyage™ 200.
... How do I get radicals and imaginary numbers to appear in my solutions using the TI-89 family, TI-92 Plus and Voyage 200? Due to the built-in Computer Algebra System or CAS, the TI-89 family, TI-92 Plus and Voyage 200 can display radicals and imaginary numbers in the calculated solution. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11739
Solution 27750: Finding the Intersection of Two Functions on the TI-73 Explorer™ Graphing Calculator.
...ntersection of two functions on the TI-73 Explorer Graphing Calculator? The TI-73 Explorer Graphing Calculator does not have a built in intersection command. However, by following the steps listed below you can find the Intersections of the below two functions: y1= x + 1 y2= 2x + 4 1) Press [Y...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/27750