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Solution 11818: Algebra Problem Identities for 00 using the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.

... does 0^0 =1 using the TI-89 family, TI-92 family, or Voyage 200? While this was considered a domain error on TI-85, TI-83, and TI-82, there are a number of reasons that algebra problems are handled reasonably with the identity 00=1. 1. Apply the binomial theorem: 00 = (1-1)0 = binomial(0,0) *...
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Solution 12134: Using Strings on the TI-89 Family, TI-92 Family, and Voyage™ 200.

...valuated mathematically, even if it appears to be a numeric expression. For example, the string "61" represents the characters "6" and "1", not the number 61. Although strings such as "61" or "2x+4" cannot be used in a calculation, they can be converted into numeric expressions by using the expr...
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Solution 11814: Sorting Columns in a Data, List, or Matrix Variable Using the TI-89 Family, TI-92 Plus, or Voyage™ 200.

...highlight the name of the column to be sorted (c1 or c2), press [2nd] [F6] ([F6] for the TI-92 family and Voyage 200) and select "3:Sort Column." Numbers will be sorted in ascending order. Character strings will be sorted in alphabetical order. To sort a database structure: It is also possible...
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Solution 12095: Finding Limits with Direction on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...s [F3:Caclulus] and select [3:limit(]. From the left: limit(x/(x-3),x,3,-1) (-1 was arbitrarily chosen to specify the left direction. Any negative number can be used.) The screen will show the - infinity symbol. From the right: limit(x/(x-3),x,3,1) (Choose any positive number.) The screen...
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Solution 12093: Displaying Asymptotes on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.

...200? The 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 ...
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Solution 15320: Performing Order of Magnitude on the TI-86 Graphing Calculator.

... Knowledge Base Search How do I perform an order of magnitude computation on the TI-86 graphing calculator? The order of magnitude of a number is the number of powers of 10 contained in the number. Generally, the order of magnitude of a number can be defined in terms of the decimal lo...
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Solution 12091: Creating a Histogram Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...r, and choose [3].)• Press the down arrow twice. • In the box beside variable type a variable name. (e.g. TEST) • Press [ENTER] [ENTER].• Enter the numbers for the x values under c1. Press [5] [ENTER] [8] [ENTER] etc. • Enter the numbers for the frequencies under c2. Graph the Histogram • Press F...
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Solution 11835: Decreasing the Calculation Time Needed for the nSolve() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...lculation time needed for the nSolve() function on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The nSolve() function uses symbolic techniques to simplify the equation before applying the search technique. Depending on the equation, this simplification can take significan...
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Solution 11795: Using the deSolve() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...) Please Note: The ' is accessed by pressing [2nd][=] on the TI-89 family and [2nd][B] on the TI-92 family and Voyage 200. Enter the multiplication symbol as denoted by the asterisk. 4) After the expression press [,][X][,][Y][)] (X is the independent variable and Y is the dependent variable). Th...
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Solution 14485: Modifying the History Area on the TI-89 Titanium and Voyage™ 200 Graphing Calculators.

...on the TI-89 Titanium or Voyage 200 graphing calculators? There are three main modifications that can be done to the history area: 1. Changing the number of pairs that are saved: 1) From the Calc Home screen, press [F1] and select 9:Format or press the green diamond key followed by the [|] key....
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Solution 12058: Fractions with the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...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 Exact/A...
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Solution 35134: Calculating Present Value (PV) on the TI-89 Family, TI-92 Family, and Voyage™ 200.

...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 [ENTER] • Input payment. ...
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Solution 12057: Fraction to Decimal Conversions on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...amily, and Voyage 200 do not have fraction conversion keys. 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 ...
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Solution 12079: Creating Truth Tables Using the TI-89 Family, TI-92 Family, and Voyage™ 200.

...s 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 and Voyage 200, press [♦] [Q]), input {0,1,0,1}, then press [STO->] [ALPHA] [A] [E...
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Solution 12061: Calculating Logs on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...anium and Voyage 200 has a built in log function. In order to use this function please see the below steps: • Press [diamond key] [7] then the number. If there is a different base than 10, input the number, press [,] then the base Please see the TI-89 family, TI-92 family and Voyage 200 g...
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Solution 11810: Calculating a Cubic Regression on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.

...arrow, then press [C][2] (Indicates the y variables are in c2). On the TI-89 family, press [ALPHA][C][2]. 10) To graph the line, select an equation number after Store RegEQ to... 11) Press [ENTER][ENTER]. A dialog box will display the cubic regression variables. 12) Press [♦][F3] on the TI...
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Solution 12045: Calculating the Numeric Derivative (nDeriv) on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

... d(2x^3,x)|x=2  (The d( ) function is accessed by pressing [2nd] [8].) Both functions will return 24. If the value of x is not specified, the symbolic derivative will be displayed. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. Solution 12...
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Solution 12136: Factoring an Expression on the TI-89 Family and Voyage 200 Graphing Calculators.

...by pressing F6:Clean Up ([2nd] [F1] on the TI-89 family), selecting 1:Clear a-z..., and pressing [ENTER] [ENTER].2) Always input the multiplication symbol when multiplying two or more variables.For Example: Input factor(5x+x*y). If the multiplication sign is omitted between x and y, the calculato...
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Solution 11869: Performing Unit Conversions On The TI-89 Family,TI-92 Family, and Voyage™ 200 Graphing Calculators.

...Press [2nd][3] to access the UNITS menu (On Voyage 200 press [♦][P]) • Within the length menu, select _km • Press [ENTER] If an expression uses a combination of units, it is possible to specify a conversion for some of the units only. Any units for which a conversion is not specified will be di...
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Solution 11764: Graphing a Function and the Slope Field Based on that Function using a TI-89 Titanium, TI-92 Plus or Voyage™ 200 Graphing Calculators.

...E] • Press [F2]. • Change Split Screen to Left-Right. • Change Split Screen 1 App to Y= Editor. • Change Split Screen 2 App to Y= Editor. • Change Number of Graphs to 2. • Change Graph 2 to Diff Equations. • Press Enter to save the changes. The left-hand side of the screen should show the y=...
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Solution 11868: Certain Polar Values Not Computed on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...ode can be extraneous on the Computer Algebra System (CAS). Internal complex calculations are calculated in rectangular form. So, the polar complex numbers are converted to rectangular form, then the computation (a * b) / (a + b) is performed. Finally, the resulting rectangular complex number is ...
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Solution 12101: Limit() Function Returns Unexpected Answers on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.

...9 family, TI-92 Family, or Voyage 200 graphing calculators? The limit() function is very sensitive to round off errors in floating point (decimal) numbers -- especially near removable or unremovable singularities. It is suggested to avoid floating-point constants and APPROXIMATE mode when using ...
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Solution 12133: Entering a List on the Home Screen using the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.

... and TI-89 Titanium, [GREEN DIAMOND] [HOME] on the TI-92 family, or [GREEN DIAMOND] [CALC HOME] on the Voyage 200. 2) Press [2nd] [{]. 3) Input the number separated by commas. For instance, the first two values would be entered by pressing [1] [,] [2] [,]. Continue until all 4 values are entered....
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Solution 11865: The isPrime() Algorithm on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.

...except that they stop this trial division after trial divisor 1021, then 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...
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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.

....Setting  ExampleDescription FIX(0-12)123.         (FIX 0)123.5       (FIX 1)123.46     (FIX 2)123.457   (FIX 3)Results are rounded to the selected number of decimal places.FLOAT123.456789012 Number of decimal places varies, depending on the result.FLOAT(1-12)1.E2        (FLOAT 1)1.2E2      (FLOA...
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