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 12116: Calculating Weighted Mean Using the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
... X values: {87, 74, 95} Y values: {65, 25, 10} Refer to the steps provided below to calculate the student´s weighted mean in this class: 1) Press [APPS] [6] [3]. (If the Apps Desktop is on, press [APPS], select "Data/Matrix Editor"). 2) Scroll down to "3:New" and press [ENTER]. 3) In the box b...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12116
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 10454: Equation Used to Create the 3D Graph on the Cover of the TI-92 Manual.
...--- (x^2 +y^2 + p) WINDOW: eyeq = 20 eyej= 70 xmin = -5 xmax = 5 xgrid = 20 ymin = -5 ymax = 5 ygrid = 20 zmin = -1.2953 (approx) zmax = 6.3662 (approx) zscl = 1 The graphing calculator must be in 3-D graphing and Radian mode to properly display the graph.Please se...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10454
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 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 10395: Calculating a Linear Regression Using the TI-85.
...s is the correlation coefficient, and it needs to be as close as possible to 1 to ensure a good fit. (1.0 is a perfect fit, and anything less is an approximation. For example, .999 would be an excellent fit.) The final value listed is the number of points that were analyzed to generate the eq...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10395
Solution 22290: Solving for f(x+h) Using the TI-89 Family, TI-92 Family or Voyage™ 200 Calculators.
...) • To define f(x), press [2nd] [CUSTOM] [F2] and select 6:Define f(x) =. • After the equal sign, input (4x+3)/(6x+7) and press [ENTER] to define the function. If entered correctly, the calculator will return "Done" and the calculator's display should look like: • To solve for f(x+h), press [F2...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/22290
Solution 22171: Pausing a Program on a TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculator so Entire Results May Be Viewed.
...Rect. Users can also use the > operator to perform unit and number base conversions. Please Note: The pause command cannot be used in a user defined-function. Please see the TI-89 family, TI-92 family and Voyage™ 200 guidebooks for additional information. Solution 22171: Pausing a Program on a ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/22171
Solution 10356: Solving Simultaneous Equations on the TI-85 or TI-86.
... Knowledge Base Search How do I solve simultaneous equations on the TI-85 or TI-86? The example below will demonstrate how to use the SIMULT function to solve simultaneous equations on the TI-85 or TI-86.Example: Solve the following for x, y and z.3x + 3y - 4z = -3-x + 2y + 5z = 188x + 4...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10356
Solution 11712: Calculating Standard Deviation on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ing several methods on the TI-89 family, TI-92 family and Voyage 200 graphing calculators. Standard deviation can be calculated by using the stdDev() function. The stdDev() function can be located by performing the following: • Press [2ND] [MATH] • Scroll to 6:Statistics and select 6:stdDev( Foll...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11712
Solution 11763: Graphing a Differential Equation on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...The example below shows how to graph a differential equation on the TI-89 family, TI-92 family or Voyage 200 graphing calculator. Example: Graph the function y'=2y*cos(t) Solution: 1) Press [MODE]. 2) For Graphing Mode, select 6:DIFF EQUATIONS and press [ENTER]. 3) For Angle, select 1:Radian. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11763
Solution 11690: Accessing the Custom Menu on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...cess and use the custom menu on the TI-89 family, TI-92 family, or Voyage 200 graphing calculator? The custom menu contains menu items of predefined functions and strings of text that are commonly used on the TI-89 family, TI-92 family, or Voyage 200. The default custom menu contains the follow...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11690
Solution 11754: Finding the Complex Conjugate of an Imaginary Number on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ch How do I find the conjugate of an imaginary number on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? Use the conj() function to find the conjugate of an imaginary number. The conj() function is located under the the MATH/Complex menu.The conj() function can be us...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11754
Solution 18469: Calculating the Summation of a Geometric Sequence Using the TI-89 Family, TI-92 Family, or Voyage 200™.
...e Base Search How can I find the summation of a geometric sequence using a TI-89 family, TI-92 family, or Voyage 200? The å( ) or summation function can be used to calculate the sum of any range of consecutive terms in a geometric sequence. The syntax for the å function is given below: ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18469
Solution 11751: Finding Critical Points Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... Knowledge Base Search How can critical points be found using the TI-89 family, TI-92 family or Voyage 200? The critical points of a function are the points where the derivative is equal to zero, reach a local minimum, or reach a local maximum. The following illustrates how to us...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11751
Solution 18249: Finding the Real and Imaginary Parts, and Modulus (Absolute Value) of an Algebraic Expression using Complex Numbers on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...: What are the real and imaginary parts and modulus of (1+i)(5-2i)? Solution: 1) Change the mode to Auto by pressing [MODE][F2], scroll down to Exact/Appox and highlight and select Auto and press [ENTER][ENTER]. 2) On the home screen press [2nd][MATH][5][2]. 3) Enter ((1+i)(5-2i)). The imaginar...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18249
Solution 11739: Displaying Radicals and Imaginary Numbers in the Solutions Using the TI-89 Family, TI-92 Plus and Voyage™ 200.
...phing Calculator products Knowledge Base Knowledge Base Search How do I get radicals and imaginary numbers to appear in my solutions using the TI-89 family, TI-92 Plus and Voyage 200? Due to the built-in Computer Algebra System or CAS, the TI-89 family, TI-...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11739
Solution 11707: Calculating Linear Regressions on the TI-89 Family, TI-92 Family, and Voyage 200™ Graphing Calculators.
... data on the TI-89 family, TI-92 family, and Voyage 200. Data for this example. x values: 5, 9, 7, 11 y values: 12, 15, 14, 17 Solution: • Press [APPS][6][3] Press the down arrow twice. (If the Apps Desktop is on, press [APPS], select Data/Matrix Editor, and press [3].) • In the box beside Va...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11707
Solution 30571: Creating User Defined Units For Unit Conversion on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ch How do I create my own user defined units for unit conversion on my TI-89 family, TI-92 family, or Voyage 200 graphing calculator? If the appropriate unit cannot be found in the units menu a user may define a unit to store in the units menu. For example, to convert cubic feet into ga...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/30571