Solution 34620: Finding the Discriminant of a Quadratic Equation on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... the TI-83 Plus and TI-84 Plus family of graphing calculators? The TI-83 Plus and TI-84 Plus family of graphing calculators do not have the built-in function to find the discriminant. However, the instructions below show how to compute the discriminant by using variables: The discriminant is a ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34620
Solution 10687: Differences in the TI-30X and TI-30Xa.
... [k] will appear in the screen and then the [=] key will act as a constant. Another minor change is the way in which the permutation and combination functions are input. For nCr or nPr, the user used to enter [n], press x-exchange-y, enter [r], then press nCr or nPr. Now these function work like...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10687
Solution 34597: Shortcuts for Working with Menus on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...g list of items, i.e., [CATALOG] or [APPS]; to jump down to a specific portion of the list, press the key that corresponds to the first letter of the function to be used. For example, when in the CATALOG, pressing the [APPS] key will jump the user to the "B" section of the CATALOG. • Use the numb...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34597
Solution 10702: Unexpected Results When Sin(Pi) Does Not Return Zero on the TI-68.
...8 not give zero when calculating the sin(pi)? The answer displayed when calculating p radians is an approximation of zero. When solving trigonometric functions, very sophisticated algorithms are used to calculate the most accurate answer possible. With this in mind, plus the fact that it uses a ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10702
Solution 34733: Performing Degrees, Minutes, Seconds (DMS) Conversions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...MODE] to QUIT and return to the home screen. • Input 15.375. • Press [2nd] [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 ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34733
Solution 34841:Troubleshooting the TI-83 Plus and TI-84 Plus Family of Graphing Calculators Requesting a Password.
...lator. The following procedure will delete all the items that are in the RAM of the graphing calculator. This includes all programs, games, pictures, functions, lists, etc. This procedure may also delete all items stored in the FLASH ROM of the graphing calculator. This includes all FLASH apps (p...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34841
Solution 34592: Calculating Logs of Bases Other Than 10 on the TI-84 Plus Family of Graphing Calculators.
... Knowledge Base Search How do I calculate logs of bases other than 10 on the TI-84 Plus family of graphing calculators? The logbase( function can be used to perform log calculations with bases other than 10 on the TI-84 Plus family of graphing calculators. Please Note: The TI-84 ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34592
Solution 12259: Finding the Hypotenuse and Angles of a Right Triangle on the TI-30X IIS/B Scientific Calculators.
... Knowledge Base Search How can I find the hypotenuse and the angles of a right triangle on the TI-30X II/B? There is no built-in function on the TI-30X IIS/B that allows finding the hypotenuse and the angles of a right triangle. However, this type of problem can be solved us...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12259
Solution 34773: Renaming a Program on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... Knowledge Base Search How can I rename a program on the TI-83 Plus and TI-84 Plus family of graphing calculators? There is not a "Rename" function on the TI-83 Plus and TI-84 Plus family of graphing calculators. However, the following procedure allows the user to rename a program on t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34773
Solution 18669: Adjusting the Contrast on a Texas Instruments' Basic, Elementary, Scientific and Financial Calculator.
... How do I adjust the contrast on a Texas Instruments' Basic, Elementary, Scientific or Financial calculator? Texas Instruments does not have a function that will allow a user to adjust the contrast on a Basic, Elementary, Scientific or Financial calculator. There are 3 scientific calculat...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/18669
Solution 12160: Storing Formulas in the TI-89 Family, the TI-92 Family, and Voyage™ 200 Graphing Calculators.
...b and c. The calculator will then compute and display the value of a. Users may also consider using the NoteFolio Creator Software and App for added functionality. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. Solution 12160: Storing Formulas in...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12160
Solution 12169: Typing Lower Case and Upper Case Letters on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
...and then the letter key Type a space [ALPHA] [_] (alpha function of the [(-)] key) spacebar Turn on lowercase...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12169
Solution 10333: Sending Apps to the Flash Memory of the CBL 2™.
Solution 10333: Sending Apps to the Flash Memory of the CBL 2™. Solution 10333: Sending Apps to the Flash Memory of the CBL 2™. global website Home | Data Collection Knowledge Base Know...https://education.ti.com/en/customer-support/knowledge-base/data-collection-accessories/product-usage/10333
Solution 12152: Definition of Mode Settings on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...Voyage 200? Following are explanations of the Mode settings available on the TI-89 Family, TI-92 Plus, and Voyage 200: Graph: Type of graphs to plot: FUNCTION, PARAMETRIC, POLAR, SEQUENCE, 3D or DIFF EQUATIONS. Current Folder: Folder used to store and recall variables. Unless additional folders w...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12152
Genetic Probability
Use the SciTools App to simulate a Punnett square. Make predictions about genetic crosses. Learn about the following concepts; genes, alleles, dominant alleles, recessive alleles, homozygous individuals, heterozygous individuals, phenotypes, and genotypes.https://education.ti.com/en/activity/detail/genetic-probability
Reaction Rates
Student will see how the decomposition of nitrogen dioxide creates nitric oxide and oxygen. Students and/or teacher will use this to demonstrate how you would find the reaction rates using the numbers that are given in the problem, and then maybe using numbers that they obtain on their own with ...https://education.ti.com/en/activity/detail/reaction-rates
Investigating of pH and Conductivity during a titration of a diprotic acid
In this investigation sulfuric acid will be added to a solution of Ba(OH)2 using a pH probe and a conductivity probe. From this process the pH of first and second equivalence points will be determined along with mapping the conductivity during the titration process.https://education.ti.com/en/activity/detail/investigating-of-ph-and-conductivity-during-a-titration-of-a-diprotic-acid
Finding the % salt in seawater
In this experiment, students are asked to collect data in order to prepare a calibration curve showing the relationship between the % of salt and the mass of salt water. Using this graph, students will be able to determine the concentration of salt in a sample of ocean water. The activity provid...https://education.ti.com/en/activity/detail/finding-the--salt-in-seawater
Gas Lab
Students determine the molecular weight of a pure gas in a balloon by using gas laws and trapping the gas in a glass bottle. Students watch the instructor demonstrate the lab on day one. On day two and three they practice the lab. On day four we discuss the lab and all the calculations. On da...https://education.ti.com/en/activity/detail/gas-lab
Half-Life Lab
This activity explains how students use a CBL2 and TI-83 or TI-84 calculator to collect and calculate the half-life of a barium isotope. Students will use an isogenerator to milk out a meta stable isotope of Barium with a short half-life. Using a radiation monitor linked to a CBL2, students run...https://education.ti.com/en/activity/detail/halflife-lab
Talking Trash
Learn how to graph dependent and independent variables. Use the SciTools application to display data on your calculator.https://education.ti.com/en/activity/detail/talking-trash
It's a Mystery
Students will use the Periodic-App to understand the properties of a mystery element and determine its identity.https://education.ti.com/en/activity/detail/its-a-mystery
How Fast Are You?
Use the Data/Graphs Wizard tool in the SciTools App to compare the averages of four sets of data.https://education.ti.com/en/activity/detail/how-fast-are-you
Down on the Farm(s)
Students graph data for human population growth versus the number of farms to investigate the relationship between urban expansion and disappearance of green space.https://education.ti.com/en/activity/detail/down-on-the-farms
Science TODAY™ - Corn Crop is a Bin-Buster
Using the USA TODAY Snapshot® " data from the USDA Statistics Service website, and information from a USA TODAY article, students will be asked to calculate percent change, do summations of data, observe trends, and offer explanations as to the reasons for those trends in agricultural p...https://education.ti.com/en/activity/detail/science-today--corn-crop-is-a-binbuster