Solution 12087: Clock Will Not Display on a TI-89 or TI-92 Plus Graphing Calculator with Operating System (OS) 2.08 or Above.
... Why does the clock not display on a TI-89 or TI-92 Plus with operating system (OS) 2.08 or above? The clock features of the latest OS's will not function on a TI-89 and TI-92 Plus (or TI-92 with a Plus Module) with hardware version 1. To determine if a calculator has a hardware version 1 un...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12087
Solution 12058: Fractions with the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...e 200 will perform calculations involving fractions. 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 example...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12058
Solution 12061: Calculating Logs on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... Knowledge Base Search How do I calculate a log on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The Logarithm (log) function on the TI-89 family, TI-92 family, and Voyage 200 is located in the [CATALOG] menu. To access this function: • Press [CATALOG] [L]....https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12061
Solution 12059: Implicit Partial Differentiation on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...ing system. Implicit partial differentiation can be defined using the define command on the unit. Below is a first derivative partial differentiating function based on a more general function found in Derive™. define impdif(uu, xx, yy)=-d(uu,xx)/d(uu,yy) Where uu is an expression that equals ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12059
Solution 12069: Storing a Value to a Matrix Element on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... parentheses instead of square brackets to store elements to a matrix. Parentheses on the TI-89 family, TI-92 family, and Voyage 200 are reserved for function and program calls. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. Solution 12069: Stori...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12069
Solution 12045: Calculating the Numeric Derivative (nDeriv) on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... on the TI-89 family, TI-92 Plus, and Voyage 200 graphing calculators? To find a numeric result for a derivative at a given value, use the WITH ( | ) function. Example: To find the numeric derivative of 2x3 when x=2, enter the following: nDeriv(2x^3, x)|x=2 or d(2x^3,x)|x=2 (The d( ) funct...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12045
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 12042: Algorithm for Summation on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ill demonstrate how to use and compute summations using the TI-89 family, TI-92 family, and Voyage 200 graphing calculators. The syntax for the å ( function, which is accessed by pressing [2nd] [MATH] [B] [4], is as follows: å(expression, variable, lower limit, upper limit) Example: To find...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12042
Solution 12136: Factoring an Expression on the TI-89 Family and Voyage 200 Graphing Calculators.
...ctor(5x+x*y). If the multiplication sign is omitted between x and y, the calculator will consider xy to be one variable, not "x times y".3) To factor functions which may result in complex (imaginary) solutions, use the cfactor() command located under the MATH/Algebra/Complex menu.Please see the T...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12136
Solution 11869: Performing Unit Conversions On The TI-89 Family,TI-92 Family, and Voyage™ 200 Graphing Calculators.
...units for which a conversion is not specified will be displayed according to the defaults. Exception: To convert a temperature value, the tmpCnv() function must be used instead of the conversion operator. For more information on the temperature units conversion, read the case entitled Inconsis...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11869
Solution 11865: The isPrime() Algorithm on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...switch to a relatively fast Monte-Carlo test that determines whether the number is certainly composite or is almost certainly prime. The is Prime() function stops at this point returning either false or (almost certainly) true. If the number is identified as composite, the factor() function t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11865
Solution 11744: Entering Absolute Values on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...I-92 family, and Voyage 200 graphing calculators? The instructions below demonstrate how to enter the absolute value of an expression using the abs() function on the TI-89 family, TI-92 family, and Voyage 200.Example: Find |-9|1) Press the [CATALOG] key - [2nd] [CATALOG] on the TI-92 Family and V...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11744
Solution 12124: Computing the Average Rate of Change of an Expression on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... How do I compute the average rate of change of an expression on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? Use the avgRC() function to compute the average rate of change of an expression. This function is found under [CATALOG].The syntax of the avgRC function is avgRC(e...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12124
Solution 11789: Solving Quadratic Equations using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...olve() command is solve(equation,variable), which returns the returns real solutions of the equation for the variable. Please Note: Use cSolve() for functions with complex results. Example: Solve X2-3X-10=0 1) From the home screen, press [F2] [1]. 2) Press [X] [^] [2] [-]. 3) Press [3] [X] [-]....https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11789
Solution 12114: Calculating Integrals on the TI-89 Titanium and Voyage™ 200 Graphing Calculators.
...finite and definite integrals on the TI-89 Titanium and Voyage 200 graphing calculators: Indefinite integrals: Please Note: The ∫ symbol is the 2nd function of the "7" key. Example 1: To find the integral of x2+2x: 1) On the Home screen, enter ∫(x^2+2x,x). 2) Press [ENTER] to display the answ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12114
Solution 10579: Entering Absolute Values using the TI-85 and TI-86 Graphing Calculators.
... I input absolute values using the TI-85 and TI-86 graphing calculator? The instructions below demonstrate how to use the abs function to obtain the absolute value using the TI-85 and TI-86. Example: Find |-6| • Press [2nd][MATH][F1][F5] • Input -6 • Press [ENTER] for t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10579
Solution 12110: Appending Two Lists Into One on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... How can I combine data from two lists into one list on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? Use the augment() function to append the elements of two different lists into one list. The syntax for the augment function is: augment(list1,list2). The augment ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12110
Solution 10414: Calculating Linear Regressions on the TI-86.
...ct CALC. • Press [F3] to select LinR. • Now press [2nd] [LIST] to select the lists to use for the regression. • Press [F3] to select Names. Press the function key (F1-F5) that corresponds to xStat, press the comma button, then select yStat. • Press [ENTER] to perform the regression calculation. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10414
Solution 10409: Activating the Finance or the Advanced Statistics Program on the TI-86.
..." is displayed, press the [CLEAR] key. After the program as been activated, FIN or STAT becomes the last item on the MATH menu. To run the different functions from the application, go through the MATH menu and select FIN or STAT. Please see the TI-86 guidebook for additional information. Soluti...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10409
Solution 10400: Calculating the Inverse Sine of 2 Using the TI-85.
...ase 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 - e-y)/2 When y=0, cosh(y)=1 a...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.
...Note for TI-89 users: At this time OS v2.09 is the most current OS for the TI-89. OS v3.10 is only for the TI-89 Titanium. OS v3.10 will not load nor function properly on the TI-89. Therefore, there is not a way to upgrade a TI-89 to OS v3.10. Reinstalling Lost Applications: Pre-loaded applicati...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12760
Solution 10437: Performing Fraction Calculations on the TI-85 or TI-86.
... [¸], and input 42) Press the [+] key 3) Input 7, press [¸], and input 54) Press the [2nd] [MATH] [F5] [MORE] 5) Select [F1] (the convert-to-fraction function)6) Press the [ENTER] keyThe result displayed should be 43/20.Example: (25_4/7) - 9/16 1) Press [(], input 25, and press [+]2) Input 4, pre...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10437
Solution 23891: Setting Constraints to Remove the @n Symbol From a Trigonometric Equation Using the Solve Command on TI-89 Family, TI-92 Plus Family and the Voyage™ 200.
... in a solution for the solve command exists to show that the answer given by the calculator is true for any real integer. To restrict a trigonometric function so that the @n symbol does not show the user must restrict the equation to show only one revolution of a circle. This is done one of two w...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/23891
Solution 23550: Performing Laplace and Inverse Laplace Transformations on the TI-89 Family, TI-92 Plus, Voyage™ 200 Graphing Calculators.
...n Texas Instruments graphing calculators do laplace or inverse laplace transformations? Texas Instruments graphing calculators do not have a built in function to perform laplace or inverse laplace transformations. However, with the addition of applications such as ME*Pro (designed for mechanical ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/23550
Solution 10392: Transferring Programs or Data Between a TI-82 and TI-83.
... cannot be resolved by the TI-83. The program or data must be edited to account for the differences. The TI-83 adds an open parenthesis to all prefix functions and instructions. For example, sin(, cos(, ln(, etc. The TI-82 does not have the open parenthesis attached, so this can result in extra p...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10392