Solution 13342: Using the Exact() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...ode setting to return, when possible, the rational-number equivalent of the argument. Note: tol specifies the tolerance for the conversion; the default is set to 0(zero). Refer to the examples provided below. Ex.1 exact(.25) [ENTER] Ex.2 exact(.333333) [ENTER] Ex.3 exact(.33333, .001) [E...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13342
Solution 12652: Decimal Degrees (DD) to Degrees, Minutes, Seconds (DMS) Conversions on the TI-81.
...e Base Search How do I perform decimal degrees (DD) to degrees, minutes, seconds (DMS) conversions on the TI-81? The TI-81 does not have built-in DMS-DD conversion features. However, these features can be added to the graphing calculator with the following programs.1. The following prog...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12652
Solution 12651: Clearing the Memory on the TI-81.
...ry is being used by the STAT editor and the PRGM editor. If option 2. Reset is selected, the memory of the graphing calculator is erased and all defaults are set to factory defaults. If the screen goes entirely blank after this procedure, adjust the contrast by pressing and releasing the [2nd] ke...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12651
Solution 12650: Calculating Trigonometric Functions on the TI-81.
...ase Knowledge Base Search How do I input and calculate trigonometric functions on the TI-81? The TI-81 can display the results of these calculations in both Radian and Degree mode. For Degrees: 1) Press the [MODE] key. Press the [down arrow] key 2 times. 2) Highlight De...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12650
Solution 13321: Using the Rand() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...here n is an integer ¹ 0 • With no specified n, rand() returns the next random number between 0 and 1 in the sequence. Ex. rand(6) may return the result of 5• When n is a positive value, rand(n) returns a random integer in the interval [1,n]. Ex. rand(6) may return the result of 5• When n is a ne...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13321
Solution 12060: Interpolation Calculations on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...erpolation calculations on either the TI-89 family, TI-92 family, or Voyage 200? Neither the TI-89 family, TI-92 family, or the Voyage 200 have a built-in interpolation function. However, students, educators, and other users of the TI-89 family may find third-part sources available on the Intern...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12060
Solution 14240: Converting Between Fractions and Decimals on the TI-73 Explorer™.
...ator also only recognizes and converts (if possible) the first ten digits of any decimal. The Decimal Notation mode determines the display of the result. The image below depicts some of the conversion options available: Example 1: Converting a fraction to a decimal. 1) Enter 3 and press [b/...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14240
Solution 11832: Correcting an "Undefined Variable" Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... If the variable is defined, then refer to the following instructions to resolve this error. 1) Press [2nd] [6] (MEM) [F1] [ENTER]. 2) Select 2:Default. 3) Press [ENTER] and Defaults Set is displayed. 4) Press [ENTER]. Once the defaults have been reset, try the problem again. Please see the TI...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11832
Solution 11831: Correcting an Address Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ures will completely reset the calculator. Please, bear in mind that this will erase the memory of the calculator and restore all manufacturer's defaults. On the TI-89 family: 1) Hold down the following keys [2nd] [] (right and left arrow keys). 2) Press [ON]. 3) Release all the keys at the sa...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11831
Solution 14243: Drawing a Pictograph On The TI-73 Explorer™.
...aph: Compare the distances in kilometers between Dallas, Texas and seven other cities in North America. Use a vertical pictograph to display the results. Create a categorical list called City using the following. Make sure to surround the first list element with quotation marks. This list will ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14243
Solution 14291: Performing Cosecant, Cotangent and Cosine Functions on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...sion) cotangent= cot(expression) cosine= cos(expression) Please refer to the examples provided below: Example 1: Inputting cos(60)will return the result of 0.5. Example 2: Inputting cot(60)will return the result of 0.577335. Example 3: Inputting csc(60) will return the result of 1.1547. Please No...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14291
Solution 12172: Using the Ans() function on the TI-89 Titanium and Voyage™ 200 Graphing Calculators.
... as an argument, it will specify which answer to recall. The valid range of integer that can be used is 1 to 99 and cannot be an expression. The default is one, representing the most recent answer.Examples:• ans() [ENTER] will return the most recent answer.• ans(10) [ENTER] will return the 10th m...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12172
Solution 11826: Calculating nth Power and Roots Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...r by an exponent, use the carat (^) key, located above the division key. For example, to raise 3 to the 4th power, press [3][^][4][ENTER] for the result of 81. And, to find -22, enter (-2)^2. Roots Taking the nth root of a number is the same as raising the number to the 1/x power. Refer to the ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11826
Solution 16532: Graphing a Partial Sum of a Sequence on a TI-89 Family, TI-92 Family or Voyage™ 200 Graphing Calculator.
...A] [,][ 1] [,] [X] [)].Please Note: On the TI-92 family and Voyage 200, the ALPHA function does not have to be used since these calculators have a built-in QWERTY keyboard.5) Press [ENTER].6) Press [♦] [GRAPH]. For calculators without OS 3.10, the graph will look like the following: Please see t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/16532
Solution 12170: Using the "and" Operator on TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...y-bit using an and operation. Internally, both integers are converted to signed, 32-bit binary numbers. When corresponding bits are compared, the result is 1 if both bits are 1: otherwise, the result is 0. The returned value represents the bit results, and is displayed according to the Base mode....https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12170
Solution 11822: Algorithm Used for the propFrac() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...phing calculators? The propFrac() function uses polynomial division with remainder to determine the quotient polynomial and the numerator of the resulting fraction. For additional information on using this and other functions, refer to the online guidebook. Solution 11822: Algorithm Used for th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11822
Solution 12165: The cFactor() function on The TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
... a common denominator. expression1 is factored as much as possible toward linear rational factors even if this introduces new non-real numbers. This alternative is better to use when doing factorization with respect to more than one variable. Examples: 1. cFactor ( a ^ 3 * x ^ 2 + a * x ^ 2 + a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12165
Solution 15689: Entering Numbers Using Scientific Notation on a TI-85 and TI-86 Graphing Calculator.
...c notation with the use of the EE function, which is accessed by pressing [EE]. This key represents x10. Example: Input 1.5 x 108 and display the results in standard form. Solution:• Input 1.5.• Press [EE] to access the EE function.• Input 8 and press [ENTER].The calculator will display 150000000...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15689
Solution 12663: Entering Numbers in Scientific Notation on a TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculator.
...tion with the use of the EE function, which is accessed by pressing [EE] which is used to represent x10. Example: Input 2.5 x 105 and display the results in standard form Solution: • Input 2.5 • Press [EE] to access the EE function • Input 5 and press [ENTER] The calculator will display 2500000 ...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.
...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 on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graph...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11819
Solution 11818: Algebra Problem Identities for 00 using the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...00 = 1. 3. Apply the algebraic notion of an empty product, which makes sense in any semigroup. The empty product is the unit element. When you are multiplying an empty collection of numbers together, it doesn't matter whether the missing numbers would have been zero or not, had they been present...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11818
Solution 12134: Using Strings on the TI-89 Family, TI-92 Family, and Voyage™ 200.
... to a string variable. In programming, strings allow the program to display information or prompt you to perform an action. Examples: Disp "The Result is", answer Input "Enter the angle in degrees", angle1 "Enter the angle in degrees" ->str1 Some input commands, such as InputStr, automatically...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12134
Solution 12093: Displaying Asymptotes on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
...he specified xmin and xmax window settings 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 wil...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12093
Solution 15300: Calculating Factorials on the TI-85 and TI-86 Graphing Calculators.
...calculate factorials on a TI-85 or TI-86 graphing calculator. Example: Compute 5! • Enter 5 and press [2nd] [F2].• Press [F1] and [ENTER] for the result.The screen should display 120.Please see the TI-85 and TI-86 guidebooks for additional information. Solution 15300: Calculating Factorials on t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15300
Solution 11795: Using the deSolve() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...on y'=10y*(y-25) 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...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11795