Solution 12134: Using Strings on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...on the TI-89 Family, TI-92 Family, and Voyage 200? Strings are a sequence of characters enclosed in "quotes". Strings are used to enter and display text characters. Strings can be entered directly or stored to a string variable. In programming, strings allow the program to display information or ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12134
Solution 12096: Graphing a Step Function on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...ily, TI-92 Family, or Voyage 200 graphing calculator? A step function (or greatest integer function) can be graphed by using the int() command. The example below will demonstrate how to graph a step function on these calculators. Example: Graph the greatest integer of Y=X 1) Go to the Y= edito...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12096
Solution 15463: Finding the Amplitude of Periodic Function on the TI-89 Titanium and Voyage™ 200 Graphing Calculators.
... amplitude of a periodic function is one-half the difference between the largest possible value of the function and the smallest possible value. For example, for y= sin(x), the largest possible value of y is 1 and the smallest possible value is -1, so the amplitude is 1. The TI-89 Titanium and th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15463
Solution 12095: Finding Limits with Direction on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... Knowledge Base Search How do I find the limit with direction on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The example below will demonstrate how to input limits with direction on these calculators. Example: Find the limit of x/(x-3) as x approaches 3 from t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12095
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 15462: Integrating Lower and Upper Bounds of a Function on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...lower and upper bounds of a function on my TI-89 family, TI-92 family, or Voyage 200? To integrate an equation with lower and upper bounds such as e^(X^2) where the lower bound is 0 and the upper bound is 1 complete these steps:• On the HOME screen press [F3]• Scroll down to the second option, 2:...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15462
Solution 12093: Displaying Asymptotes on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
...TI-89 family, TI-92 Plus, or Voyage 200 units do not display asymptotes. The graph application plots a series of points, separated by the number of pixels specified in the "xres" variable on the window screen. As successive points are drawn, they are joined by a line. If two successive points lie...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12093
Solution 15346: Graphing 2D Implicit Functions on the TI-89 Titanium, TI-92 Plus, and Voyage™ 200.
...n implicit form on the TI-89 Titanium or Voyage 200? In 2D function graphing mode, it is not possible to graph functions that have an implicit form f(x,y)=g(x,y). For example, the functionx^2+.5y^2=30 is a implicit function. Only equations having an explicit form y=f(x), where y is unique for eac...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15346
Solution 12092: Creating a Scatter Plot Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...wledge Base Search How do I create a scatter plot using the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The following example will demonstrate how to create a scatter plot using the TI-89, TI-92 Family, and Voyage 200. Data for example: Access the data matrix ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12092
Solution 15320: Performing Order of Magnitude on the TI-86 Graphing Calculator.
...er. Generally, the order of magnitude of a number can be defined in terms of the decimal logarithm, usually as the integer part of the logarithm.For example, 4,000,000 has a logarithm of 6.602. Its order of magnitude is 6.To find the decimal logarithm (or log) of a number:• Press [LOG], input the...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15320
Solution 12091: Creating a Histogram Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... Knowledge Base Search How do I plot a histogram using the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The following example will demonstrate how to plot a histogram using the TI-89, TI-92 Family, and Voyage 200.Data for this example: x values: {5, 8, 9, 12, 13, 15...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12091
Solution 11835: Decreasing the Calculation Time Needed for the nSolve() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...hniques to simplify the equation before applying the search technique. Depending on the equation, this simplification can take significant time. For example, solving the Time-Value-of-Money equation for the interest rate can cause expansion of a high-degree polynomial. Func-type user-defined func...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11835
Solution 11795: Using the deSolve() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...hing calculators? The instructions below detail how to use the deSolve() function found on the TI-89 family, TI-92 family, and Voyage 200. The syntax for deSolve() is: deSolve(ODE,independentvar,dependentvar) The deSolve function returns an equations that explicitly or implicitly specifies the...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11795
Solution 14488: Rules for Variable Names on the TI-89 Titanium and Voyage™ 200.
...d international letters. Do not include spaces. The first character cannot be a digit. • Variable names can use uppercase and lowercase letters. For example the names AB22, Ab22, aB22, and ab22 all refer to the same variable. • Variable names cannot be the same as pre-assigned names by the TI-89 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14488
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 11842: Algorithm Used for Symbolic Integration Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ation on the TI-89 family, TI-92 family and Voyage 200? Antiderivatives are determined by substitutions, integration by parts, and partial-fraction expansion, much as described by J. Moses in "Symbolic Integration: The Stormy Decade", Communications of the ACM, August 1971, Volume 14, Number 8, ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11842
Solution 14292: Performing Hyperbolic Cosecant, Cotangent and Cosine Functions on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...0? The hyperbolic cosecant, cotangent and cosine functions can be found in the CATALOG menu of the TI-89 family, TI-92 Plus and Voyage 200. The syntax for these functions are: hyperbolic cosecant= csch(expression) hyperbolic cotangent= coth(expression) hyperbolic cosine= cosh(expression) Please...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.
...ions. However, the unit returns fractional results in the form of an improper fraction. Use propFrac() function to return an improper fraction as a mixed number, which is accessed by pressing [2nd][MATH][9][7]. Please Note: Before trying the examples below, enter the [MODE] menu and change the E...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12058
Solution 12081: Graphing Inequalities on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...uality to be entered into the calculator directly. However, the graph styles feature can be utilized to show the solution set for an inequality. The example below will demonstrate how to graph a simple inequality using these features. Example: Graph y<=3x+2 On the graphing calculator: 1) Press...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12081
Solution 35134: Calculating Present Value (PV) on the TI-89 Family, TI-92 Family, and Voyage™ 200.
... value (PV) on the TI-89 Family, TI-92 Family, and Voyage 200? Press the [APPS] button on the handheld and then select the [Finance] Application Example: • Input the number of payments (10) on N= 10.00 and press [ENTER] • Input interest rate per payment period (10) on I/Y= 10.00 and press [EN...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/35134
Solution 12057: Fraction to Decimal Conversions on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
.... However, conversions can still be performed on these calculators. To convert a decimal number to a fraction: 1) Press [MODE]. 2) Scroll down to Exact/Approx. 3) Choose Exact to convert to fraction form . 4) Input a decimal number and press [ENTER]. To convert a proper or improper fraction t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12057
Solution 12079: Creating Truth Tables Using the TI-89 Family, TI-92 Family, and Voyage™ 200.
...nd the test operators on the TI-89 family, TI-92 family, and Voyage 200. To access the test operators, press [2nd] [MATH] and select 8:Test. For an example truth table, follow the steps below: 1) Create a list called A with the numbers 0, 1, 0 and 1. To do this, press [HOME] (on the TI-92 Plus a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12079
Solution 12054: Finding the Curl of a Vector Field on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...e a built in way to find the curl of a vector field. However, there is a work around to define it. To find the curl of the vector field refer to the example below. Example: Find the curl of the vector field F. F(x,y,z) = x * y * zi + yj + zk at point (1,2,1) Solution: 1) Press [HOME] [F4] [1]. 2...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12054
Solution 12048: Changing the Scale of a Graph in The Geometer's Sketchpad® App for the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
...elow. For TI-89 Family users: • Press [2nd] [F1] to access the F6 menu. Select 4: Show Grid.• Move the arrow to select point (1,0). (1,0) is just an example and any other point can be used, if preferred.• With the arrow on the selected point, press and hold the [ALPHA] key while pressing any o...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12048
Solution 12059: Implicit Partial Differentiation on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...and should be used when computing a implicit partial differentiation. To access the command, press [F3] [Up Arrow] [Enter] on the homescreen. For example, to solve the equation x^2+y^2=0, enter impdif(x^2+y^2=0, x, y) and press [ENTER]. If you are using the TI-89, the impdif( command is not...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12059