Solution 34602: Graphing a Step Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...83 Plus and TI-84 Plus family of graphing calculators? A step function (for example, the greatest integer function) can be graphed by using the int( command. The example below will demonstrate how to graph a step function. Example: Graph the greatest integer of Y=X 1) Press [Y=] to access the Y...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34602
Solution 34597: Shortcuts for Working with Menus on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ss them quickly rather than scrolling down to the function, highlighting it, and pressing [ENTER]. For example, try accessing the convert to fraction command (►Frac) by pressing [MATH] [1]. • New MATHPRINT shortcuts have been added for the [F1 - F5] keys. For example, pressing [ALPHA] [F1] will b...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34597
Solution 12324: Solving Equations Using the TI-30X IIB / TI-30X IIS.
... ( ] [2] and press [MEMVAR] [=] [ ) ].6) Press [=] again for the first solution which is -1.Please Note: To solve for the second solution, in step 2, instead of using the [+] key, use the [-] or subtraction key. Second solution is -1.5.Please see the TI-30X IIB / TI-30X IIS guidebook for addition...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12324
Solution 34595: Calculating the Inverse Log of a Number on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...low. The inverse log of a number (N) is equal to 10N. Example: Calculate the inverse log of .5 • Press [2nd] [10x]. • Input .5 and press [ENTER] to complete the calculation. Please see the TI-83 Plus and TI-84 Plus Family guidebooks for additional information. Solution 34595: Calculating th...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34595
Solution 14484: Using the Inverse Function or Reciprocal on the TI-30X IIS/B.
...-30X IIS/B? The inverse function is represented as x-1. The [x-1] key is located directly under the [SIN] key. Please refer to the example below for instructions on using the inverse function on the TI-30X IIS/B. Please Note: The reciprocal of a number is needed whenever there is division by a ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/14484
Solution 34733: Performing Degrees, Minutes, Seconds (DMS) Conversions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...] [APPS] to access the ANGLE menu, then press the [4] key to select the ►DMS function (convert to degrees, minutes, seconds). • Press [ENTER] to complete the conversion process. Below is an example of how to convert a number from degrees, minutes, seconds to decimal degrees. Example: Con...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34733
Solution 11648: Printer Display Calculator Will Not Add Or Subtract.
...he switch is moved to [Calc]. If this does not return the unit to proper operation, please contact TI-Cares to get further assistance. Note: Texas Instruments discontinued the entire line of printing calculators more than 15 years ago. For this reason, support and/or replacement for this type ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/11648
Solution 35575: Using the Simplification Function on the TI-34 MultiView™.
... How can I use the simplification function on the TI-34 MultiView? The simplification function automatically simplifies a fraction using the lowest common prime factor. Example: 1) Press [n/d]. 2) Input 200 and press [▼]. 3) Input 51 and press [►]. 4) Press [►simp] and press [enter]. The ca...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/35575
Solution 34841:Troubleshooting the TI-83 Plus and TI-84 Plus Family of Graphing Calculators Requesting a Password.
...I-84 Plus family of graphing calculators when it is requesting a password? The presence of certain assembly shell programs developed outside of Texas Instruments are known to cause the TI-83 Plus and TI-84 Plus family of graphing calculators to request a password to use the calculator. The passwo...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34841
Solution 18749: Boolean Logic Operations on the TI-36X II.
...ogical operations in octal, hexadecimal and decimal modes. The results are displayed in the current number base. These values (except for NOT and 2's complement) compare the corresponding bits of two values. Please see the below example: Example: Perform the operations 7 AND 15, 7 OR 15, and 7 XO...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/18749
Solution 33351: Generating Random Numbers and Random Integers on a TI-36X Pro Scientific Calculator.
...lators Knowledge Base Knowledge Base Search How do I generate random numbers and random integers on a TI-36X Pro? The rand command generates a random real number between 0 and 1. The randint( command generates a random integer between 2 integers. To use the rand command...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/33351
Solution 12265: Calculating Percentages on TI-30Xa Family Scientific Calculators.
...to calculate percentages, ratios, add-ons, and discounts using the TI-30Xa family calculators. Using [%] for Percentages: Example: Take 5% of 250. Compute as follows: 250 [x] 5 [2nd] [2] [=] The answer is 12.5. Using [%] for Ratios: Example: Calculate the ratio of 250 to 5. Compute as foll...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12265
Solution 12285: Fraction Conversions on the TI-34 II Explorer Plus.
...orer Plus? The TI-34 II Explorer Plus will convert to decimals, fractions, mixed numbers, and improper fractions. To do these conversions follow the instructions listed below: Converting a Fraction to Decimal form: (Ex. 1/4) Enter 1, press [/], and enter 4 Press [D] and then press [EN...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12285
Solution 33891: Calculating the Determinant of a Matrix Using a TI-36X Pro.
...ic calculators Knowledge Base Knowledge Base Search How do I calculate the determinant of a matrix using a TI-36X Pro? The instructions below will demonstrate how to find the determinant of a matrix using a TI-36X Pro.For Example: What is the determinant of matrix A?To ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/33891
Solution 12304: Calculating Mode and Median on the TI-36X Solar.
...ical data? The TI-36X Solar does not perform statistical analysis that will return the median and mode from a list of data. This calculator will only compute for the following variables:MeanSimple standard deviationPopulation standard deviationSum of data valuesSum of squares (of data values)Numb...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12304
Solution 14850: Calculating Secant, Cosecant and Cotangent Trigonometric Functions on the TI-36X Solar.
... Base Search How do I calculate secant, cosecant and cotangent trigonometric functions on the TI-36X Solar? While the current line of Texas Instruments scientific calculators have the ability to perform many wonderful tasks, built in secant, cosecant, or cotangent trigonometric function...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/14850
Solution 10430: Finding the Y-intercept of a Function using the TI-85 and TI-86.
... Knowledge Base Knowledge Base Search How do I find the y-intercept of a function with the TI-85 and TI-86? Use the YICPT instruction to find the y-intercept using the TI-85 and TI-86. Please refer to the example below. Example: Find the y-intercept. y= 2x+3 Solutio...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10430
Solution 12159: Solving Systems of Equations Using Symbolic Manipulation on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
.../2 To copy the equation press [F1] and select 5:Copy. Paste the calculated expression for x on the entry line by pressing [F1] and 6:Paste. Your command line should read: solve(-x+7y=-12,y)|x=(3y+4)/2 • Press [ENTER] and the screen will display y=-20/11. • Press the up arrow key to...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12159
Solution 12164: The Ceiling() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ing calculators? The ceiling() function returns the nearest integer that is greater than or equal to its argument. The argument can be a real number, complex number, list, or matrix. Examples: 1. If you enter in ceiling(0.456) , it will return 1 as the answer 2. If you enter in ceiling({-3.1,1...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12164
Solution 12158: Solving System of Equations Using TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
... access the Math worksheet2) Scroll down to #4 for Matrix and press the right arrow key3) Scroll down to #5 and press [ENTER] to paste simult( on the command line4) The syntax would then be:simult ([3, 3, -4; -1, 2, 5; 8, 4, -7],[-3; 18; -5])Please Note: Two matrices are actually entered: a three...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12158
Solution 12157: Setting the Default Units for Displayed Results on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
... Many categories let users select NONE as the default unit. This means that the result in that category will be displayed in the default units of its components. For example, Area= (Length)^2, so Length is a component of Area. If the defaults for Area is _acre and for Length is _m, area results w...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12157
Solution 16509: Collecting Data with the CBL 2™ Without a Calculator Connected.
...nected. The samples are taken and stored in the CBL 2 memory until all the data have been collected. The data can be sent to the calculator after the completion of the data collection. The quantity of data collected is not limited by the size of the calculator memory, but is limited by the size o...https://education.ti.com/en/customer-support/knowledge-base/data-collection-accessories/product-usage/16509
Solution 12156: Scaling the X-axis and Y-axis with the Same Units on TI-89 Family, the TI-92 Family, and the Voyage™ 200.
... when graphing a function on TI-89 family, the TI-92 family, and the Voyage 200? To make the scale on the x-axis and y-axis the same, use the ZoomSqr command. The ZoomSqr command displays the graph screen, adjusts the x or y window settings so that each pixel represents an equal width and height ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12156
Solution 10333: Sending Apps to the Flash Memory of the CBL 2™.
... The DataDir program from Vernier Software and Technology allows other programs or applications to be sent from a graphing calculator to the CBL 2. Instructions: 1. Send the program to the graphing calculator using the TI-GRAPH LINK™ or TI Connect™ software. 2. Connect the graphing calculator ...https://education.ti.com/en/customer-support/knowledge-base/data-collection-accessories/product-usage/10333
Predicting White Blood Counts
Students find equations, which best-fit the data, using different regression models built into their calculators. The best method of handling this data, is to break the data into sections and fit different periods of time with different equations. Using their models, they predict when the patie...https://education.ti.com/en/activity/detail/predicting-white-blood-counts