Trig Ratios
... trigonometric functions of an angle. As a result, students will: Manipulate the radius of a circle to change the dimensions of a triangle with fixed angles and observe the resulting ratios of side lengths. Make and test predictions about the impact of side lengths and the quadrant in whi...https://education.ti.com/en/ib/activities/analysis-approaches/84-trig-ratios
Solution 12668: Screen Dimensions on TI Graphing Calculators.
... Knowledge Base Search What are the dimensions of the screens on TI graphing calculators? The following are the dimensions, in lines and pixels, of the screens on TI graphing calculators: TI-80 8 lines by 16 characters 48 by 64 pixels (47 x 63 for graphing) TI-81 8 lines by 16 chara...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/12668
Solution 35914: Calculating the Central Difference Quotient of an Expression on the TI-Nspire™ CAS Family.
...te the Central Difference quotient of an expression on the TI-Nspire CAS family? Use the centralDiff() formula to calculate expression, list, and matrix. This function is found under [catalog]. The syntax is as follows: centralDiff(Exp, Var[=Value][,Step]) These examples are done in Radian mode o...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35914
Solution 11885: Guidelines and Precautions for Replacing Batteries in TI Graphing Calculators.
...ions for replacing batteries in TI graphing calculators? Follow the precautions below when replacing batteries in a graphing calculator: 1) Do not mix rechargeable and non-rechargeable batteries. 2) Install batteries according to polarity diagrams. 3) Do not mix new and used batteries. Do not...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11885
Solution 36916: TI-84 Plus CE Transformation Graphing App Animated Graph Display Appears Right-Left Graphing.
...nd “Play-Fast” display an animation of a sequence of pre-calculated screens. The animated screens are static drawings. Since the calculator displays pixels from top to bottom for each pre-calculated screen, the display may give the appearance of a graph plotting from right to left (instead of lef...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36916
Solution 34571: Cannot Delete the Finance Application on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...s happened when the product shifted from the TI-83 to the TI-83 Plus. A key on the keyboard needed to be freed to be able to add the [Apps] key. Matrix functionality was moved to the 2nd function of [x^-1] key, and the Apps key replaced the TI-83 Matrix key. The Finance functionality is part of ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34571
Solution 13342: Using the Exact() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...Voyage 200 graphing calculator? The proper syntax for the exact() function are listed below. exact(expression1[,tol]) exact(list1[,tol]) exact(matrix1[,tol]) The exact() function ensures that the calculator uses the Exact mode arithmetic regardless of the Exact/Approx mode setting to return, ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13342
Solution 13323: Using the RandMat() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...ge 200 graphing calculator? The syntax for the randMat() function is listed below. randMat(numRows,numColumns) The randMat() function returns a matrix of integers between -9 and 9 of the specified dimension. Reference the example provided below. Ex. Create a random generated matrix with 3 rows...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13323
Solution 14240: Converting Between Fractions and Decimals on the TI-73 Explorer™.
...nd press [b/c] [ 4] [FD] [ENTER] Example 2: Converting a decimal to a fraction. 2) Enter the fraction and press [FD] [ENTER] Example 3: Converting a mixed fraction to an improper fraction. 3) Enter 3 and press [UNIT] [1] [b/c] [A b/cd/e] [ENTER] Example 4: Converting an improper fraction to a dec...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14240
Solution 12093: Displaying Asymptotes on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
... 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 points li...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12093
Solution 12092: Creating a Scatter Plot Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...wing example will demonstrate how to create a scatter plot using the TI-89, TI-92 Family, and Voyage 200. Data for example: Access the data matrix editor: 1) Press [APPS] [6] [3] (If the Apps Desktop is on, press [APPS], select Data/Matrix Editor, and choose [3].) 2) Scroll to Variable: a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12092
Solution 12091: Creating a Histogram Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...5, 8, 9, 12, 13, 15} Frequencies: {4, 1, 5, 2, 6, 3} Input the data • Press [APPS] [6] [3]. (If the Apps Desktop is on, press [APPS], select Data/Matrix Editor, and choose [3].)• Press the down arrow twice. • In the box beside variable type a variable name. (e.g. TEST) • Press [ENTER] [ENTER].• E...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12091
Solution 12090: Creating a Box Plot using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...200. x values: 5, 8, 9, 12 Frequencies: 4, 1, 5, 2 Input the data: 1) Press [APPS] [6] [3]. If the Apps Desktop is on, press [APPS], select Data/Matrix Editor, and choose [3]. 2) Press [▼] [▼] [T] [E] [S] [T]. 3) Press [ENTER] [ENTER]. 4) Press [5] [ENTER] [8] [ENTER] [9] [ENTER] [1] [2] [ENT...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12090
Solution 12085: Apps Icon Desktop Setting and Clock Functionality for the TI-89 or TI-92 Plus.
...n may be found by accessing the calculator's Home screen then pressing F1 Tools, and choosing A: About. For additional instructions on performing matrix operations, refer to the online guidebook for your calculator. Solution 12085: Apps Icon Desktop Setting and Clock Functionality for the TI-89 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12085
Solution 12058: Fractions with the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...tions. 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 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12058
Solution 12057: Fraction to Decimal Conversions on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...r or improper fraction to a decimal: 1) Press [MODE]. 2) Scroll to Exact/Approx. 3) Choose Approximate. 4) Input a fraction and press [ENTER]. For mixed numbers, the procedure is the same as for fractions. However, the mixed number has to be entered as a sum. For example, for two and three four...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12057
Solution 11810: Calculating a Cubic Regression on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...a for this example: x values: 0,1,2,3 y values: 0,2,3,4 Solution: 1) Press [APPS][6][3] (If the Apps Desktop is on, press [APPS], select Data/Matrix Editor, and press [3]). 2) Press the down arrow twice. 3) In the box beside Variable: type a variable name using the alpha characters (e.g. TES...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11810
Solution 12046: Calculating Two-Variable Statistics on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...oyage 200. Data for this Example: x values: {5, 9, 7, 11} y values: {12, 15, 14, 17} To Solve: 1) Press [APPS] use the arrows to select [Data/Matrix Editor] and press [ENTER]. 2) Choose [3: New] then press [Enter]. 3) Press [Down Arrow] [Down Arrow] to place the cursor in the variable box the...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12046
Solution 11769: Graphing Coordinates Using the TI-89 Titanium and Voyage™ 200 Graphing Calculators.
...00, please follow the example listed below:The coordinates are: (2,5), (3,6), (4,7).1) Press the [APPS] key. Using the arrow keys, highlight Data/Matrix Editor icon and press [ENTER].2) Using the arrow keys, highlight 3:New and press [ENTER]. Select Data for the Type and select main for the Folde...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11769
Solution 11756: Finding the Sum, Difference, and Product of Two or More Matrices on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...e TI-89 and TI-92 family, press [APPS] [6] [3]. On the TI-89 Titanium and Voyage 200, press [APPS] to display the Apps Desktop, then select Data/Matrix Editor App and press [ENTER], then press [3]. 2) Set the type to Matrix, the name to "A" and the dimensions to 2 rows and 2 columns. 3) Press [E...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11756
Solution 11861: The d() Function Algorithm on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...unction algorithm? The d() function returns the first derivative of an expression with respect to a variable. The expression can be a list or a matrix. This function uses the chain rule together with the well-known formulas for the derivatives of sums, products, sinusoids, etc. The syntax for...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11861
Solution 12125: Converting a Number from Decimal to a Binary Number on the TI-89 Family, TI-92 Family, and Voyage 200™ Graphing Calculators.
...r the operator is integer>Bin. Example: Enter 256 >Bin and press [ENTER] to return 0b100000000. Please Note: Binary numbers always have a 0b prefix. A number entered without the prefix 0b or 0h (for hexadecimal) is treated as decimal (base 10). Please see the TI-89 family, TI-92 family, and...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12125
Solution 12116: Calculating Weighted Mean Using the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
...ed 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 beside "Variable:", type a variable name using the alpha characters (e.g. t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12116
Solution 12113: Calculating 1-Variable Statistics with Frequencies on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculators.
... x values: 5, 8, 9, 12, 13, 15 Frequencies: 4, 1, 5, 2, 6, 3 Input the data: 1) Press [APPS] [6] [3]. (If the Apps Desktop is on, select Data/Matrix Editor, and choose [3]). 2) Press the down arrow twice. 3) In the box beside variable type a variable name. (e.g. TEST). 4) Press [ENTER] [ENTER...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12113
Solution 12062: Calculating Median-Median Regression Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...25, 30, 35, 41} Y values = {4, 31, 42, 39, 20, 55, 73} Solution: 1) Press [APPS] [6] [3] (If the Apps Desktop is on, press [APPS], select "Data/Matrix Editor", and press [3]). 2) Scroll down to "3:New" and press [ENTER]. 3) In the box beside "Variable:", type a variable name using the alpha c...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12062