Solution 12171: Use of the Angle( Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...phing calculators? The angle( functions returns the angle, list, or matrix of angles of an expression, list or matrix, interpreting each element as a complex number that represent a two-dimensional rectangular coordinate point.The syntax is:angle(expression).angle(list).angle(matrix)Examples:• In...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12171
Solution 12170: Using the "and" Operator on TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... How do I use the "and" operator on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The and operator is primarily used to compare two Boolean expressions, lists, or matrices and returns true, false, or a simplified form of the original entry. When used with integers, t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12170
Solution 12165: The cFactor() function on The TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
...the cFactor() function on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The cFactor function is located under the MATH/Algebra/Complex menu. The syntax for the cFactor function is cFactor(expression1[,var]) cFactor(list1[,var]) cFactor(matrix1[,var) Note: What is inside t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12165
Solution 12138: Font and Size of Characters Used on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...hat gets installed on the PC along with most of Texas Instruments' Windows® applications (such as NoteFolio Creator™). It is called Ti92Pluspc on the computer. On the calculator, most of the characters are 5 pixels wide by 7 pixels high in the body of the display screen. The small font in the too...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12138
Solution 12134: Using Strings on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...erform 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 store user input as a string and do not require the user to enter quotation marks. A string cannot be ev...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12134
Solution 11842: Algorithm Used for Symbolic Integration Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...d 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, pp. 548-559. Antiderivatives are NOT computed by any of the Risch-type algorithms. Def...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11842
Solution 11806: Creating and Evaluating User-Defined Functions on the TI-89 Family, TI-92 Family and Voyage™ 200.
...power(x,y). 4) Press [ENTER]. The message "Done" Will display. 5) Try xroot(3,4) and press [ENTER]. The answer displayed is 25. 2. Using the Define command. The Define command is under the F4:Other menu. It allows users to define a function name, including the argument list, as an expression. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11806
Solution 11868: Certain Polar Values Not Computed on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... the TI-89 family, TI-92 family, and Voyage 200 graphing calculators not compute some polar values? The TI-89 family, TI-92 Plus, and Voyage 200 will not always return computed results for complex polar values in EXACT or AUTO modes. These calculators internally compute ex...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11868
Solution 12133: Entering a List on the Home Screen using the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...m, [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. There should be n...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12133
Solution 11753: Finding the Area Between Two Curves on the TI-89 Family, TI-92 Plus, and Voyage™ 200.
...ay.• Repeat this procedure for both intersections and copy down the points on a scratch sheet of paper.For this example, the intersection points will come out to be (-3,-9) and (4,5).• Press [HOME] to go to the Home screen.• Press [CLEAR] to clear the entry line, if necessary.• Press [2nd] [MATH]...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11753
Solution 12124: Computing the Average Rate of Change of an Expression on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... Search 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 fun...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12124
Solution 11727: Computing the Dot Product on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... product on the TI-89 family, TI-92 family and Voyage 200 graphing calculators? The following instructions demonstrate how to compute the dot product using the TI-89 family, TI-92 family and Voyage 200. Example: Find the dot product of vectors and • Press [2ND] [MATH] [4]. • Press [ALPHA] [L] [...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11727
Solution 11789: Solving Quadratic Equations using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...family, TI-92 family, and Voyage 200 graphing calculators? The following instructions demonstrate how to solve quadratic equations using the solve() command on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators. The syntax of the solve() command is solve(equation,variable), wh...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11789
Solution 11726: Computing the Doolittle LU (lower-upper) Decomposition of a Matrix on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...matrix A into the data matrix editor:• Press [APPS], select the Data/Matrix icon.• Press [3] [►] [2] [▼] [▼] [A] [▼].• Press [ALPHA] [3] [3] [ENTER]• Users with TI-92 family or Voyage 200 may omit pressing [ALPHA] or [2ND] [A-LOCK] during these steps.• Press [ENTER] [6] [ENTER] [1] [2] [ENTER] [1...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11726
Solution 12117: Cause of the Signature Error on the TI-89 Family, TI-92 Plus, or Voyage™ 200 Graphing Calculators.
... a TI-89 family, TI-92 Plus, or Voyage 200 graphing calculator? When sending the operating system to a TI-89 family, TI-92 Plus, or Voyage 200 from a computer, the calculator must be on the Home screen. The signature error message will appear if the calculator is put in Receive mode. The only ti...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12117
Solution 11725: Computing the Cross Product on the TI-89 Family and Voyage™ 200 Graphing Calculators.
... do I calculate the cross product on TI-89 Family and Voyage 200 calculators? The following instructions demonstrate how to compute the cross product using a TI-89 Family or Voyage 200 calculator: For Example: Find the cross product of vectors and 1) Turn the calculator ON and on the TI-89 Fami...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11725
Solution 10349: Calculation Method Used by the Polynomial Root Finder on the TI-85 and TI-86.
...The TI-85 polynomial root finder makes use of the built-in eigenvalue solver. The coefficients of the polynomial are used to create what is called a "companion matrix". Basically, the coefficients appear across a row or column (there are variations) and the rest of the matrix is all zeros except ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10349
Solution 10580: Finding the Area Below a Function Using a TI-86.
... Search How do I find the area below a function using a TI-86? To find the area below a function using a TI-86, the command FnInt or the graphing integral function can be used. The FnInt function, which finds a numerical approximation for a definite integral, use...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10580
Solution 10352: Inputting Complex Numbers on the TI-85 or TI-86 Graphing Calculators.
...wledge Base Search How do I enter complex numbers on the TI-85 or TI-86 graphing calculator? The TI-85 and TI-86 graphing calculators do not use the imaginary i symbol. The notation used to enter a complex number in rectangular form is to separate the real and imaginary parts using a com...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10352
Solution 10573: Teacher Support for Australian Educators.
...a PO Box 598 Mt Waverley VIC 3149 Australia Teachers Support Line 1300 138 140 Tel: (03) 8540 5200 Fax: (03) 8540 5222 Email: teacher-support@list.ti.com New Zealand Texas Instruments Education & Productivity Solutions PO Box 598 Mt Waverley VIC 3149 Australia Teachers Support Line 0800 770 111 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10573
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 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 10427: Finding the Limit of a Function Using the TI-86 Graphing Calculator.
... How do I find the limit of a function using the TI-86? To find the limit of a function on the TI-86, it must first be graphed in the interval comprising the given value the function approaches. Then, use the table feature to display values that surround the given value. In the table setup...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10427
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